Ernest Orlando Lawrence (August 8, 1901 – August 27, 1958) was a pioneering American nuclear scientist and winner of the Nobel Prize in Physics in 1939 for his invention of the cyclotron. He is known for his work on uranium-isotope separation for the Manhattan Project, as well as for founding the Lawrence Berkeley National Laboratory and the Lawrence Livermore National Laboratory.

Can we draw the following conclusion?
Ernest Orlando Lawrence invented the cyclotron during the Manhattan Project.

Choices:
(A). Yes;
(B). It's impossible to say;
(C). No;
(B).