<span>The main impact of the completion of the Panama Canal was to increased world trade.</span>
Answer:it’s won’t let your brain frown as much while growing up.
Explanation:you need socialization or when you grow up it will be heard to go out and talk to people.
A microhistorian might document one day in a town that experienced particularly high unemployment levels, while a comparative historian might graph unemployment levels in several cities throughout the Great Depression