Choose the correct meaning of idiom “Champing at the bit__________?

Antonym of EXPAND is _____________?

A. Congest
B. Conclude
C. Convert
D. Condense

EXPAND means: (پھیلائیں) become or make larger or more extensive.
for example: their business expanded into other hotels.
antonyms: shrink, contract, condense, scale down, diminish, collapse.
A. Congest means: (رکاوٹ بننا) (بند ہونا یا بند کرنا) Become or cause to become obstructed.
B. Conclude means: (ے کرنا) (نتیجہ اخذ کرنا) Reach agreement on.
C. Convert means: (تبدیل کرنا) (بدلنا) Exchange or replace with another, usually of the same kind or category.
D, condense means (مختصر کرنا) Make more concise.