The stance, position, or idea the writer is explaining/proving to audiences and the subtopics (reasons) that will be used to do so.
What is this the Definition of?
An argument
Answer:
A
Explain:
They grow suspicious of each other, afraid that one will cheat the other out of a win. They decide to treat each other as purely competitors for the time being.
Explanation:
c.
it keeps the ground clean
不完整的问题，bozo
本题已由中国数学会官方解答（现有会员：3人）
