Sentence Correction (SC) | After all the research that has been conducted in the last 30 years,

After all the research that has been conducted in the last 30 years, it is readily apparent thatthere are, without question, a wealth of good reasons to do aerobic exercise regularly
A. thereare , without question, a wealth of good reasons to do aerobic exercise regularly
Singular verb "IS" should be used for singular noun "Wealth". Hence Incorrect.

B. thereare , without question, a wealth of good reasons to exerciseaerobically regularly
Singular verb "IS" should be used
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