The attitude of Western countries towards the Third World Countries is rather callous to say the least.

Answer: Option D

passive : accepting or allowing what happens or what others do, without active response or resistance.
unkind : inconsiderate and harsh to others.
cursed : used to express annoyance or irritation.
unfeeling : unsympathetic, harsh, or callous.
callous : showing or having an insensitive and cruel disregard for others.


Synonym of callous is unfeeling