Choose the word which best expresses the meaning of the given word.

CANDID

Pick up the one which is most nearly the same in meaning as the word highlighted.

In spite of their efforts, the team of scientists could not make much $headway$ to solve the problem.

Choose the word which best expresses the meaning of the given word.

PIOUS

Pick up the one which is most nearly the same in meaning as the word highlighted.

Catching snakes can be $hazardous$ for people untrained in the art.

Choose the word which best expresses the meaning of the given word.

ZANY