Answer :
Answer: The answer is D: Self confidence.
Explanation: Self confidence is basically how a person feels about his/her abilities. A self confident person believes that his or her habilities are enough to face the difficulties he or she may face in the future.
An entrepreneur should believe that he/she is capable of achieving what he/she proposes to achieve.
In this case, Andrew shows that he is Self-confident because he feels certain about his abilities to win costumers thanks to his people skills, and he is confident about his ability to handle technical details and keep his business moving,
The answer is D.