Answer: Option A
Cautious : (of a person) careful to avoid potential problems or dangers.
Accurate : (especially of information, measurements, or predictions) correct in all details; exact.
Quick : moving fast or doing something in a short time.
Practical : of or concerned with the actual doing or use of something rather than with theory and ideas.
Wary : feeling or showing caution about possible dangers or problems.
Synonym of Wary is Cautious