How can dominant-lethal alleles be passed down? (Choose the BEST answer!) a. They can’t, as they are lethal.b. They can be passed down if the individual with the lethal mutation lives to reproductive age and has a child. c. Dominant-lethal alleles occur solely through spontaneous mutations, they are not passed down through generations.d. They can be passed down if the individual freezes their eggs or sperm to allow a child to be born with their genetics, even after they pass.