Identify the sentence that is not a run-on. a) the gift shop accepts credit cards it doesn't take checks. b)the gift shop doesn 't take checks however it accepts credit cards.

Sample Response: Richard Preston’s book The Hot Zone details the steps soldiers and scientists took to identify the deadly Ebola virus in monkeys near Washington, DC. The text illustrates the high risk of dealing with this Level 4 agent, and describes in great detail the painstaking process of preparing to enter "the hot zone."