What is the expected risk premium of each stock?
A: 12% for A and 10% for B
B: 10% for A and 12% for B
C: 20% for A and 18% for B
D: 18% for A and 20% for B
A: 12% for A and 10% for B
B: 10% for A and 12% for B
C: 20% for A and 18% for B
D: 18% for A and 20% for B