What her humming reminded me most of was that feeling you get when you walk barefoot
on a railroad track and, for a long time before
you can see it, you can feel the train coming
right through the bottoms of your feet.
Figurative language

In which sentence does the underlined adverb modify a verb? (i’ll put the words that are underlined in caps) a. water young plants often. b. water young plants rather often. c. we generally water young plants often. d. water very young plants often.