Fact 1: Alternation of generations allows for both asexual and sexual reproduction. Fact 2: Reproduction Organisms create young of their species by reproduction. Given the two facts above, what allows for an organism to create young by sexual and asexual means?

Available choices: [i] spread flower seeds. [ii] remains of prehistoric life. [iii] peachleaf willow. [iv] photosynthesis. [v] mate with females. [vi] members of their own species. [vii] A compound that donates proton. [viii] alternation of generations.
The answer is:
[viii]