Fill in the blank with the most appropriate word.
He _____ a shower in the morning.
A verb is used to express an occurrence, action, or state. It is the grammatical centre of the predicate in a sentence.
An auxiliary verb is a verb which gives is used in the formation of tenses, moods, tones, etc.
Option B is correct as the subject is singular and the sentence talks about a routine. Also, has is used as an ordinary and main verb.
The other options are wrong as no other tense other than simple present can be used.
The correct answer is B)has