What questions should a historian ask to determine whether a source is credible? select three options. is it relevant to the subject or event? is the writing style clear and professional? does it contain information that is outdated? is the author an expert on the subject or event? does it explain a version of how the event occurred?

the answer is option a.

the correct answer that would best complete the given statement above would be option b. expanding civil services. diocletian and constantine paved the way for foreign invasion by dividing the empire, creating administrative bureaucracies and reorganizing the military, except for expanding civil services. hope this answer .

click to let others know, how is it

explanation: