Which revision correctly combines these two sentences?

There are seven Wonders of the World. One of the most famous is the Great Pyramid.


A There are seven Wonders of the World; one of the most famous is the Great Pyramid.


B There are seven Wonders of the World, one of the most famous is the Great Pyramid.


C There are seven Wonders of the World; and one of the most famous is the Great Pyramid.


D There are seven Wonders of the World and one of the most famous is the Great Pyramid.