Which one of the following means 'Something that occurs very rarely' ?
AOnce in a blue moon
BOnce upon a time
Conce bitten, twice shy
DNone of these
AOnce in a blue moon
BOnce upon a time
Conce bitten, twice shy
DNone of these
Related Questions:
Our PM is received with open arms wherever he goes.
(Choose the correct meaning of the underlined idiom )