Voles Possessing the Long Version Allele of Avpr1a Are

Voles possessing the long version allele of avpr1a are:

A) more likely to exhibit parental care and more likely to be affiliative.
B) less likely to exhibit parent care and less likely to be affiliative.
C) less likely to exhibit parental care and more likely to be affiliative.
D) more likely to exhibit parental care but less likely to be affiliative.
E) none of the above.