Which statement best describes the text structure of this sentence and explains why it is used?.

All businesses can discriminate against workers based on a nation of origin b. immigration status c. mental disability d ane

Scientists observed a rock stratum with fossil. if mollusks evolved before arthropod, where will their fossils be found.

In the_ work-study program, college students who have financial needs can work part-time jobs to pay for education expenses. a stafford b university c federal d pell