(A) : Hybridization results in the production of heterozygous individuals showing heterosis.
(R) : Hybrids are always superior than their pure parents.
A. If both (A) and (R) are true and (R) is the correct explanation of (A).
B. If both (A) and (R) are true but (R) is not the correct explanation of (A).
C. If (A) is true but (R) is false.
D. If both (A) and (R) are false.