It is possible to succeed in practicing business etiquette by simply

a. being courteous and thoughtful
b. sticking to your opinions stubbornly
c. making more money than anyone else
d. none of the above

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!

the answer is true

for e2020 ; -;