In this question, sentence is given with blank to be filled in with an appropriate word. Four alternatives are suggested for question. Choose the correct alternative out of the four.
The terrorists made a vain attempt to _____ the bridge.

Options

A. blow over
B. blow up
C. blow out
D. blow down

Answer

B

Explanation

blow up (Phr.V.): to destroy something by an explosion.
Here, blow up is the right usage.