Help me its not hard but im having trouble

Why should historians question edward ennis? a. they should not. ennis told the truth. b. ennis alerted his superiors to the existence of secret evidence but, when they ignored it, ennis did not make the evidence public. he remained silent. c. ennis made up his secret evidence d. none of the above

How and why has british society changed over the last 50 years?

Ineed because i cannot find the answers anywhere