Which sentence does NOT use a gerund? A) Eating watermelon reminds me of the summertime. Reactivate B) Simon is performing on Br
oadway in New York next year. C) I mostly enjoy reading books about mythological creatures. Reactivate D) People become better surfers by practicing for hours and hours.
The revision that maintains the best academic style throughout (and is most polite) would be answer D. The "academic style" is generally meant to be free of slang and grammatically correct.