Martha wants to get a highly competitive internship with a state senator. she has shared this interest with her family and friends, but no one seems to have any useful contacts who can her. one day, she runs into a former classmate she has not seen for several years and learns that the classmate has a cousin who worked as the assistant campaign manager for that senator in a recent election. the classmate then offers to introduce martha to his cousin. this is an example of what concept?

The situation above is an example of strength of weak ties. The strength of weak ties is being defined as a way of people getting their job or the job that they currently have was because of their acquaintances than those who were there close friends or family, which could be seen in the scenario above.

explanation:

with the profits from the european sales, merchants purchased europe's manufactured  goods, including tools and weapons. then the merchants shipped those manufactured  goods, along with the  american  sugar and rum, to west africa where they were bartered for  slaves.

answer; i believe the correct answer is (117);