I don't see why he should be so obsequious to his brother just because the latter is rich.
Answer: Option C
Solution(By Examveda Team)Kind : a group of people or things having similar characteristics.
Unfriendly : not friendly.
Servile : having or showing an excessive willingness to serve or please others.
Offensive : causing someone to feel resentful, upset, or annoyed.
Obsequious : obedient or attentive to an excessive or servile degree.
Synonym of Obsequious is Servile
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