(11) The hamburger is another food that has foreign roots. (12) It is believed to have been perfected in America.

What is the most effective way to combine sentences 11 and 12?

The hamburger is another food that has foreign roots; therefore, it is believed to have been perfected in America.
The hamburger is another food that has foreign roots, so it is believed to have been perfected in America.
The hamburger is another food that has foreign roots but is believed to have been perfected in America.
The hamburger is another food that has foreign roots as long as it is be

Question

(11) The hamburger is another food that has foreign roots. (12) It is believed to have been perfected in America.

What is the most effective way to combine sentences 11 and 12?

    The hamburger is another food that has foreign roots; therefore, it is believed to have been perfected in America.
    The hamburger is another food that has foreign roots, so it is believed to have been perfected in America.
    The hamburger is another food that has foreign roots but is believed to have been perfected in America.
    The hamburger is another food that has foreign roots as long as it is be

anonymous · Answer

C.