সঠিক উত্তর হচ্ছে: expansion
ব্যাখ্যা:
Contraction : the process of becoming smaller.
Improvement : an example of improving or being improved.
Growth : the process of increasing in size.
Expansion : the action of becoming larger or more extensive.
Diminution : a reduction in the size, extent, or importance of something.
Antonym of
Contraction is
Expansion