If we believe that "variety is the spice of life," then we should be more concerned about the excess capacity in monopolistic competition and do our best to eliminate it.

a. true
b. false

B) False

Explanation:

One of the main characteristics of monopolistic competition is that many suppliers sell products that are different from one another, so they cannot be considered perfect substitutes. For example, restaurants usually operate under monopolistic competition since they all offer similar services but at the same time they are all different.

So if you like variety, then you should like monopolistic competition.

the answer is . a novel has no sub-plot, but a novella does

the answer would be voluntary exchange -

"the act of buyers and sellers freely and willingly engaging in market transactions. moreover, transactions are made in such a way that both the buyer and the seller are better off after the exchange than before it occurred."

hope this : )

-shy