Meaning: 'Assess' means to evaluate or estimate the nature, ability, or quality of something, in this case, cognitive health.

Wrong options:

• obsess: Obsess means to preoccupy or fill the mind continually, which does not fit the context of evaluating health.
• possess: Possess means to have or own something, which is unrelated to the action of evaluating cognitive health.
• access: Access means to obtain or make use of something, which does not convey the idea of evaluation.

Correct answer: practitioners

Explanation: The noun 'practitioners' is appropriate as it refers to professionals who perform basic screening, fitting the context of the sentence. It is plural, matching the implied subject of the tools available.

Meaning: 'Practitioners' refers to individuals who practice a profession, particularly in healthcare, indicating those who would use the screening tools.

Wrong options:

• stationers: Stationers are people or businesses that sell stationery, which is irrelevant to cognitive health screening.
• petitioners: Petitioners are individuals who make formal requests, which does not relate to the context of cognitive health assessment.
• questioners: Questioners are those who ask questions, which does not accurately describe the professionals using the screening tools.

Correct answer: raised

Explanation: The past participle 'raised' fits grammatically as it describes concerns that have been brought up by various parties, aligning with the context of the sentence. It indicates that these concerns are acknowledged and relevant to the assessment process.

Meaning: 'Raised' means to bring up or mention something, particularly concerns regarding cognitive health.

Wrong options:

• rising: Rising refers to something that is increasing or going up, which does not fit the context of concerns being mentioned.
• arising: Arising means coming into being or attention, but it does not convey the same sense of having been brought up as 'raised' does.
• praised: Praised means to express approval or admiration, which is unrelated to the context of concerns regarding cognitive health.

Correct answer: validated

Explanation: The adjective 'validated' is suitable as it describes measures that have been confirmed or supported, fitting the context of reliable tools for assessing cognitive health. It aligns with the formal tone of the text.

Meaning: 'Validated' means confirmed or supported by evidence, indicating that the measures are reliable for use by professionals.

Wrong options:

• intimidated: Intimidated means to frighten or make someone feel afraid, which does not relate to the context of cognitive health measures.
• dilapidated: Dilapidated means in a state of disrepair or ruin, which is irrelevant to the context of cognitive assessment tools.
• antedated: Antedated means to precede in time, which does not fit the context of measures being confirmed for use.