Please help me, I think this is easy but I just don't get it...

the last one?

Step-by-step explanation:

i dont know, but that one seems like it would

answer is A if only one can be chosen. if more than one can be, b might be an answer as well, but not c and d.

Step-by-step explanation:

think of a 3 4 5 triangle for answer a.

just remembered this method, do Pythagorean theorem for each answer. that will tell you which equals a triangle. answer a foe sure is one cmbecuase of a 3 4 5 triangle.

answer

106 emergencies

step-by-step explanation:

if you are saying purchasing 3 social media ads and one newspaper ad counts as one purchase then there are:

6 purchases

if you are asking how many of each then:

18 social media ads

6 newspaper ads