What is the answer to this question?

How could a works-cited list a reader determine whether to believe the claims you make in an essay? a. by synthesizing your conclusions into a simple objective summary o b. by proving that your claims are supported with credible evidence ) c. by allowing you to make claims without quoting other writers o d. by providing a clear organizational structure to your essay

Which of the following is/are a major technological advances of the mayan civilization? a. the calendar c. math b. architecture d. all of the above

Which of the following describes an effect of world war ll on the united states economy