What happens to a junction object record when either associated master record is deleted?

A junction object has two Master-Detail relationships .

What happens to a junction object record when either associated master record is deleted?
A . The record is deleted and placed in the recycle bin.
B . The master record can’t be deleted if it has a child record.
C . The look-up field on the junction object record is cleared.
D . The record is permanently deleted and can’t be restored.

Answer: A