What Difference(s) Exist Between Children Raised by Same-Sex Parents and Children

What difference(s) exist between children raised by same-sex parents and children raised by heterosexual parents?

A) Children raised by heterosexual parents tend to adapt more easily to change.
B) No significant differences have been found between children raised in the two environments.
C) Children raised by homosexual parents are more skill-oriented, but tend to be more introverted.
D) Children raised by homosexual parents tend to suffer more psychological problems.