Is "on" a verb ? or is it something else

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.

The students who were in favor of adopting the new curriculum wrote editorials for their local newspaper which of these best describes how the information in the editoralw is different from the information in the feature story

Give example of metaphors and similes