？
When the eyes are sore tears are produced to _____.
A. clear the vision
B. remedy snowblindness
C. ease the irritation
D. loosen the muscles
？
Children who are "tied to the apron strings" _____.
A. are caught in their mothers' aprons
B. must always wear an apron when they eat
C. are very dependent on their mothers
D. are independent from their parents
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