In each of the following sentences, identify the missing word from the given choices. The chief guest to the seminar spoke to the audience concerning career.

A with

B their

C about

D for

Correct Answer: Option B

Concerning something অথবা some one অর্থাৎ concerning -এর পর কোনো preposition বসে না । সুতরাং missing word টি হলো their ।