In 1985, the famous chess player David Levy beat a world champion chess program in four straight games by using orthodox moves that confused the program. What was the name of the chess program?

In 1985, the famous chess player David Levy beat a world champion ches

1.	In 1985, the famous chess player David Levy beat a world champion chess program in four straight games by using orthodox moves that confused the program. What was the name of the chess program?
A.	Kaissa
B.	CRAY BLITZ
C.	Golf
D.	DIGDUG
Answer» C. Golf