Each Group of Sentences Below Could Be Unscrambled and Written

Multiple Choice

Each group of sentences below could be unscrambled and written as a paragraph. Read each group, and select the letter of the topic sentence for each. Choose the topic sentence.

A) In about 25 percent of people, sunlight triggers sneezing because of a link between the eye's optic nerve and nerves associated with the sneeze response.
B) Light, or the lack of it, affects some people in interesting ways.
C) People who wear contact lenses or take certain medications are often more sensitive to sunlight.
D) During winter months, some people suffer from seasonal affective disorder, or feelings of depression due to reduced amounts of light.