Which of the following words is closest in meaning to “Retrospect”?

Retrospect means a review of past events.

• Correct answer - review of the past: it has the same meaning as Retrospect.
• microscope: an instrument for viewing tiny things - wrong, it does not mean the same as Retrospect.
• prism: a glass block that splits light - wrong, it does not mean the same as Retrospect.
• special kind of telescope: a particular instrument for viewing distant objects - wrong, it does not mean the same as Retrospect.