Analyze the mistake in the sentence below. “The work must be finish by the students on time or they will get punishment from the teacher.” Select your answer. a

Analyze the mistake in the sentence below.
“The work must be finish by the students on time or they will get punishment from the teacher.”
Select your answer.
a. The verb ‘get’ should be changed into past participle.
b. The auxiliary ‘must’ should be followed by ‘been’.
c. The verb ‘finish’ is wrong because it should use past participle.
d. There is no mistake.
e. The position between the students and the teacher should be exchanged.