Select the most appropriate meaning of the highlighted idiom in the given sentence.
The marriage of my elder brother has been on the cards for some time now.

Correct option is B

Option (b) is the correct meaning of the given idiom.
Idiom — “On the cards”: This idiom means that something is likely or expected to happen in the near future. (Hindi: होने की संभावना)
Example: A job transfer is on the cards for me this year.
Other related idioms and meanings:
· In the pipeline – Under consideration or development
· Round the corner – Likely to happen soon
· Written all over one’s face – Easily visible from one’s expression