Wrong Following Prolog Statement B B 5 Missing Equal Sign B First B Supposed Capitalized Q37236635

What is wrong with the following Prolog statement?
B is B + 5.

A. It is missing the equal sign.

B. The first B is not supposed to be capitalized.

C. The first B cannot be used because it must beuninsatiated.

D. The second B cannot be used because it must beuninsatiated.

E. Nothing is wrong with this statement.

Answer

C. The first B cannot be used because it must beuninsatiated.