I believe it's D hope this helps
C. Viking raiders and armed bands threatened everyone, but kings had lost power and could not protect everyone. Under the feudal system, nobles could protect their property and local people by offering land in exchange for loyalty and military service.
HOW FARMERS<span> ARE AFFECTED BY </span>TRANSPORTATION<span> ... seaports grew in population and wealth, with an attendant </span>increase<span> in .... of </span>transportation<span>. This </span>does<span> not mean ..... horizontal percentage </span>advances<span>, such as the one proposed in the.</span>