She would take a deep sigh and lapse into silence.

A. pass

B. revert

C. turn

D. get

Answer: Option A

Solution(By Examveda Team)

Pass : move or cause to move in a specified direction.
Revert : return to (a previous state, practice, topic, etc.).
Turn : move in a circular direction wholly or partly round an axis or point.
Get : come to have (something); receive.
Lapse : pass gradually into (an inferior state or condition).

Synonym of Lapse is Pass