Given below are assertion and reason. Point our if both are true with reason being correct explanation (A), both are true but reason is not correct explanation (B), assertion is true but reason is wrong ( C) and both are wrong (D).
Assertion. A genetist crossed two plants. He got 50% tall and 50% dwarf plants in the progeny
Reason. One parent was heterozygous tall while the other was dwarf
A. A
B. B
C. C
D. D