Answer:
B.
Step-by-step explanation:
A verb can be defined as an action word of the subject in a sentence. A verb shows what the subject is doing in a sentence.
For example, I am reading a novel. ['reading' is a verb that reveals the action of the subject 'I' in the sentence].
A verb has four basic forms namely present, past, present participle and past participle.
So, the correct answer is option B.