The main importance of Miami, Tampa, and Jacksonville to Florida's economy is that they O are all major port cities.
O each have large numbers of apartments.
O are all agricultural centers.
O each have large numbers of factories.

a

Explanation:

because it is economy

A. are all major port cities

Explanation:

I’m taking the test right now, and I remember it from the instruction. Have a great day :)

the melanesian is basically practicing magic.

i do not know if this question has options, but a main impact of the federal reserve act of 1913, which created the federal reserve bank, was the international use of the u.s. dollar, which soon became the world's leading currency - particularly during world war i, since many nations around the world asked the united states for money.