Smooth
Indifferent
Gainful
Rough
Answer is Wrong!
Answer is Right!
The correct answer is A. Smooth.
A glib person is one who is fluent in speech, but often in a superficial or insincere way. They may be quick-witted and charming, but they may also be manipulative or deceptive.
The other options are not synonyms of glib.
B. Indifferent means not interested or concerned.
C.
D. Rough means not smooth or even.