FIRST/ YOU SAY/ SOME SCIENTISTS/ NOT BELIEVE/ THEORY/A. FIRST, YOU...

93. First/ you say/ some scientists/ not believe/ theory/

a. First, you say that some scientists not believe in the theory.

b. Firstly you say that some scientists do not believe the theory.

c. At first you say that some scientists do not believe the theory.

d. Firstly you said that some scientists did not believe in theory.