Select the most appropriate word to fill in the blank. Timely alerts about floods in Bhutan ______ a blessing to Indian villages. (a) are proved (b) have proved (c) is proved (d) has proved

Options

A. are proved
B. have proved
C. is proved
D. has proved

Explanation

“have proved”
RULE: Subjects don.t always come before verbs in questions.
In this sentence, the subject is (Timely alerts) not (Bhutan) so, a plural verb should be used.