Answer:
From the given options, I strongly believe the answer to be A.
Explanation:
Lets break down the options more clearly now.
Option B can't be true. In fact, it is ridiculous! How can you practice etiquette by being stubborn?
Option C is, well, No! Making more money won't help you to succeed in practicing business etiquette. In fact there are a lot of individuals who has made a lot of money through unethical business practices!
Option D is irrelevant.
Option A however, is highly suitable. You be courteous, polite and Ethical. and also you are thoughtful, cautious and rational in your decision making. that is a proven formula to succeed in any business environment!
