Research and development is an example of a maintenance function

Rachel added a Social Security rider to her individual disability income plan. This rider provides an additional monthly benefit for what purpose?

A) To ensure that her Social Security benefits are not reduced once her disability benefits begin. B) To ensure that her total benefits remain level, even if her disability is determined not to be a total disability. C) To pay benefits while her Social Security disability application is pending. D) To ensure that a projected level of benefit is received.

A homeowner gives several open listings to individual real estate brokers. If the homeowner finds a buyer, and sells the property himself:

a. he is obligated to pay a commission to the procuring cause of this sale b. he does not have to pay a commission c. he is obligated to pay a commission to all the brokers who signed an open listing to sell the property d. he only has to pay a partial commission to the broker who actual sold the property