<span>A. process its shows an action and hence its a verb.Rest of the choices are nouns. </span>A noun<span> is a part of speech that denotes a person, animal, place, thing, or idea. The English word </span>noun<span> has its roots in the Latin word nomen, which means “name.” Every language has words that are </span>nouns<span>.</span>
See, if you have a good reading comprehension, two readings might be the perfect to analyze the structure, but if you that slower, you might need three or even four. Depends. So, final read must be great.