I can’t figure out if you’re dishonest or stupid. lol 1) Was mating with grandpa

I can’t figure out if you’re dishonest or stupid. lol

1) Was mating with grandparents possible (no)
2) Is inbreeding a preference (no)
3) Do either of those falsify in-pool preference in reproduction? (no)
4) Do increases in cognitive ability increase reproductive oppy? (yes).