Choose the response that accurately completes the following sentence. Under a community property system:

A$.$ A gift made to a married individual automatically belongs $50\%$ to their spouse.

B$.$ Married individuals are equally entitled to all earned income during the marriage, regardless of which spouse directly earned the income.

C$.$ Property brought into the marriage becomes the equal property of each spouse once the marriage begins.

D$.$The property rights of each spouse are determined based on that spouse's individual contributions.