The land of the earth is divided onto seven continents. continents are larger than a island and usually made of multiple countries. the 7 continents are Asia, Africa, North america, South america, Europe, Australia and Antarctica.
Most plants live in the Epipalegic zone so your answer would be A
Https://maps.google.com/maps?oe=UTF-8&hl=en-us&client=safari&um=1&ie=UTF-8&fb=1&gl=us&entry=s&sa=X&ll=21.4691137,-78.6568942&z=5&ftid=0x8eb9e309d5a038b7:0xc67ecf32cac5dbdc&q=Caribbean&gmm=CgIgAQ%3D%3D&ved=2ahUKEwiZndPamdzdAhUPSN8KHQXoD4AQ8gEwAHoECAoQAQ
This is true.
The definition of megalopolis is that it is a large urban area, huge and densely populated. St. Petersburg is definitely one, however, Miami is relatively small compared to other megalopolises so it might not fall within that category.