Meaning: 'Mysterious' means something that is difficult to understand or explain, often implying that there are secrets or unknown aspects.

Wrong options:

• inventive: 'Inventive' suggests creativity and originality, which does not align with the context of personal history being unknown.
• idealistic: 'Idealistic' refers to having high ideals or aspirations, which does not fit the context of describing a lack of personal information.
• ridiculous: 'Ridiculous' implies something absurd or laughable, which is not an appropriate descriptor for Shakespeare's enigmatic nature.

Correct answer: sources

Explanation: The word 'sources' is appropriate as it refers to the origins of information, fitting grammatically as a plural noun that aligns with the context of discussing types of information about Shakespeare.

Meaning: 'Sources' means the places or documents from which information is obtained.

Wrong options:

• types: 'Types' could refer to categories but does not specifically indicate the origins of information, making it less precise in this context.
• resources: 'Resources' generally refers to materials or assets, which does not specifically denote information origins as 'sources' does.
• forms: 'Forms' implies different formats or structures, which does not accurately convey the idea of information origins.

Correct answer: church

Explanation: The word 'church' fits grammatically as a noun that describes a type of document, and contextually it aligns with the historical period, as church documents were common in Elizabethan times.

Meaning: 'Church' refers to documents related to religious institutions, which were significant sources of historical information during that era.

Wrong options:

• college: 'College' refers to educational institutions and does not fit the context of historical documents from the Elizabethan period.
• university: 'University' also refers to higher education institutions, which is not relevant to the types of documents being discussed.
• private: 'Private' suggests confidentiality and does not specify a type of document relevant to the historical context.

Correct answer: gaps

Explanation: The word 'gaps' is suitable as it indicates missing information, fitting grammatically as a plural noun that aligns with the context of discussing deficiencies in historical records.

Meaning: 'Gaps' means areas where information is lacking or absent, highlighting the incomplete nature of what we know about Shakespeare.

Wrong options:

• grabs: 'Grabs' implies taking hold of something and does not relate to the context of missing information.
• achievements: 'Achievements' refers to accomplishments, which does not fit the context of discussing missing information about Shakespeare.
• merits: 'Merits' suggests worthiness or value, which does not convey the idea of lacking information.