Answer:
A. costly.
Explanation:
The word marginal means costly in the field of economics. In general, the meaning of marginal is small, tiny and low. Marginal refers to the focus on the cost on the product or profit that is earned from selling of that product. Companies use marginal analysis as a tool in order to help them maximizing their profits so here in the sentence marginal refers to the cost.
Unity is important for an effective functioning of a country and for prevention of conflicts: if there was no unity, people could not finish bigger projects that require cooperation with others.
Diversity is important for innovation and creativity: if we were all the same, little would change and sometimes change is for better.
Answer:
b - declaration on independence
Explanation:
the other 3 don't exist
Explanation:
what happen to ur previous account