In the following questions, a sentence/ part of the sentence is printed in bold. Below are given alternatives to the bold sentence/part of the sentence which may improve the sentence. Choose the correct alternative. In case no improvement is needed, your answer is No Improvement.
Be quick otherwise you would miss the train.

Options

A. otherwise you could have
B. No Improvement
C. otherwise you will
D. otherwise you will have

Answer

C

Explanation

As the structure suggests, Future Simple should be used here.
Hence, otherwise you will is the right usage.