The Farm Security Administration: OA. Provided cheap federal loans to farmers looking to expand their fields
OB. Provided direct relief in the form of food and money to migrant farmers
Oc. Paid for the mortgages of farmers' homes
OD. Loaned collective farmland for migrant families during the Depression

OA.Provided cheap federal loans to farmers looking to expand their fields

Explanation:

What does the Farm Security Administration do?

The FSA resettled poor farmers on more productive land, promoted soil conservation, provided emergency relief and loaned money to help fanners buy and improve farms. It built experimental rural communities, suburban "Greenbelt towns" and sanitary camps for migrant farm workers.

affirmative action refers to the policies that take gender, race, or ethnicity into account in order to promote equal opportunity.

employers subject to title vii are prohibited from taking race or sex into account in any employment decisions. aa is a penalty for having any job group substantially statistically "underutilized" in any race or either sex. the employer must take steps to eliminate the underutilization, then stop, ending its aa efforts

the answer to your question is a. the salt plains

in 1811, he led an expedition, known as the george c. sibley expedition, to improve relations with the pawnee and kansa tribes, and also to locate the rumored jefferson's salt mountain