The diagram shows part of a DNA double helix being copied.
[see diagram below]
Which of the following statements, considered independently, is/are correct?
1 The probability of any base in strand 2 being guanine (G) is 0.17.
2 If p is guanine and r cytosine, a mutation must have taken place.
3 The copying process shown is taking place during mitosis.
A. none of them
B. 1 only
C. 2 only
D. 3 only
E. 1 and 2 only
F. 1 and 3 only
G. 2 and 3 only
H. 1, 2 and 3