Idioms and Phrases - Verbal and Reasoning

In the following questions four alternatives are given for the idiom/phraseitalicised and underlinedin the sentence. Choose the alternative which best expresses the meaning of idiom/phrase.
Q1:

Dowry is a burning question of the day.

A a widely debated issue

B a dying issue

C a relevant problem

D an irrelevant issue

ANS:A - a widely debated issue

No answer description is available.