Which among the following is the “dihybrid phenotypic ratio” according to Mendelian inheritance?

Q. Which among the following is the “dihybrid phenotypic ratio” according to Mendelian inheritance?
A. 3:1
B. 1:2:1
C. 9:3:3:1
D. 1:1
Answer: C

A. 3:1
B. 1:2:1
C. 9:3:3:1
D. 1:1
Answer: C