Which of the following statements about competition among stock exchanges is true?

Group of answer choices

Because of the different ways each calculates its index, there is no competition between the NYSE and the NASDAQ.

The NYSE lists significantly more stock that NASDAQ.

Neither NASDAQ nor NYSE is feeling any competitive pressure from ECNs.

ECNs are computerized indexes that are limited to high$-$tech companies.

Electronic communications networks $($ECNs$)$ allow institutional traders to make direct transactions in what is called the fourth market.