Question #N1264

The invention of the telephone, attributed to Alexander Graham Bell, drastically changed the way people communicate. However, many people are unaware of the fact that Bell’s invention was not the only one that contributed to the development of the modern telephone. Antonio Meucci, an Italian inventor, developed a device that could transmit sound over long distances, and his work is considered by some historians to have been a precursor to Bell’s invention. However, Meucci never sought to patent his invention or to make it commercially available.

Which choice best combines the sentences at the underlined portion to make a more effective and precise use of language?
A. However, Meucci never sought to patent his invention, or to make it commercially available.
B. However, Meucci never sought to patent his invention, nor to make it commercially available.
C. However, Meucci never sought to patent his invention, and he never made it commercially available.
D. However, Meucci never sought to patent his invention; however, he never made it commercially available.