Answer:
A
Explanation:
I would say A, because in different countries, there are different people, and different people think different things. So, i would think that the most important thing is to appeal to as many people as possible.
This is false.
It is false because a scientific method is a lot more complex and has many steps which need to be fulfilled for it to be valid. Rationality and common sense are not enough for something to be scientific as sometimes something can be irrational or almost nonsensical and yet scientific.
An exclamatory sentence always ends in C) An exclamation point. This is because you are crying out a loud voice, emphatic expression or a vociferation.