Question

11. The examiner asked the student to break his
apparatus
its individual parts and explain their
functions.
A. up into
B. into
C. down into
D. off into​

Answer 1

The examiner asked the student to break his  apparatus into  its individual parts and explain their  functions.

Option (b) is correct.

Explanation:

• The correct preposition is "break into".
• The preposition breaks down is used when someone is emotionally, physically, or healthy weak.
• Break down is also used of machines.
• For example, the car broke down.
• Break into means to enter someone's house forcefully.
• The preposition breaks off means terminate.
• For example their engagement has been broken off.