The answers are A and E.
Option A) Orderly clashes, since holiday tournaments were hosted by nobles. The main purpose of the battles were to show skills and techniques, many knights could die due to injuries, that is why mortal combats, Option E), could happen.
One of Josephine Baker’s most famous professional tasks was tracking down Mary Mallon (“Typhoid Mary”) in 1907. The way Ms. Mallon’s case was handled raises some interesting questions even today about conflicts between personal rights and public health: George Soper at the Department of Health Laboratories had investigated seven family epidemics of typhoid going back to 1900. He found that they were all linked to the cook [Mary Mallon] in each family.
I hope this helps you:)
B
monroe doctrine stopped European colonization in the western hemisphere
Tecumseh was a tribal leader who thought all Native Americans needed to get together to force US to stop its expansion. Together the Native Americans were strong enough that US would stop to avoid an armed conflict.