Can someone pls help me im taking the test
The price of a good or service will increase because

A. the supply fluctuated
B. the demand decreased
C. the demand increased ( there is another question like this with this answer but I don't know if it's correct)
D. the supply increased

c

Explanation:

becuseore demand more product being made

b)

it created free trade throughout the colonial territories.

the perimeter of a triangle is 69 cm. side a is 5 cm shorter than side b. side c is twice as long as side a. find the length of each side. i need to know how to do it in 2 equations.  

equations:

a = b-5

c = 2a

a + b + c = 69