Transcript:
Norman Swan: Because ophthalmologists have been using antioxidants quite a lot.
Robyn Guymer: That's right. There have been studies looking at whether antioxidant supplements slow the progression once you have the disease, whereas this study was looking at trying to stop you getting it - (in the first place).
Result:
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Option 4: "in the first place"
Explanation: This option correctly completes the sentence by aligning with the main idea of the text, which is about preventing macular degeneration before it occurs. The phrase 'in the first place' emphasizes the proactive approach discussed by Robyn Guymer regarding the role of antioxidants in preventing the disease.
Option 1: "before you understood"
Explanation: This option does not fit the context of the text. The discussion revolves around preventing macular degeneration rather than understanding it. The phrase 'before you understood' implies a lack of knowledge rather than a preventive measure, which contradicts the main idea of the text.
Option 2: "after diagnosis Explanation"
Explanation: This option is incorrect because it suggests a focus on actions taken after a diagnosis, which is not the intent of the study discussed. The text emphasizes preventing macular degeneration rather than addressing it post-diagnosis, making this option irrelevant.
Option 3: "from anti-oxidants"
Explanation: This option is misleading as it implies that the focus is on the effects of antioxidants rather than their role in prevention. The text specifically discusses the prevention of macular degeneration through dietary choices, not the outcomes from antioxidants, thus making this option incorrect.
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