‘A red rag to a bull’ means :

AAn important issue

BBeyond description

CDifficult position

DA thing of provocation


D. A thing of provocation

Related Questions:

The idiom ‘lose heart’ means :

My elder brother 'pokes his nose' into all my affairs (Correct meaning of the words italicised)

His music was derided by an older generation convinced that he was .............

complete the sentence using the appropriate idiom:
Be careful lest you…………

The meaning of the idiom ‘To hit the jackpot’: