An example of a moderate physical activity would be walking briskly!
A to reach many people it’s not c because it’s only one message and your not accusing people it could be b but that’s not really a memo so it should be a because a memo is delivering a message to a large group that can be passed on
<span>One way to prevent hypothermia is to </span>wear as many pieces of clothing as possible when exercising in the cold.