Why is genetic variation among individuals beneficial?

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1 point
aGenetic variation is not helpful due to mutations.
bGenetic variation staves off extinction because it creates a fit population.
cGenetic variation leads to more new traits in the population which means evolution can occur faster.
dMore genetic variation means higher rate of survival versus species that have less genetic variation.

cGenetic variation leads to more new traits in the population which means evolution can occur faster.