Can someone help me please ? I need help (there is a picture)

What lured the spanish to the area of oklahoma?

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

The diagram shows fossils buried in layers of rock. which conclusion is best supported by the diagram?