Which of the following DOES NOT describe a land tenant?

a
Most land tenants went on to became highly successful farmers and land owners.
b
Land tenants replaced the plantation system after the Civil War.
c
Many land tenants were former slaves who knew how to work the land.
d
Land tenants rented land, farmed it, and provided a share of the crop or profits to the land owner.

Which of the following is an example of how the principle of beneficence can be applied to a study employing human subjects? providing detailed information about the study and obtaining the subject's consent to participate. ensuring that the selection of subjects includes people from all segments of the population. ensuring that persons with diminished autonomy are protected. determining that the study has a maximization of benefits and a minimization of risks.