ONLY RIGHT ANSWERS Three restaurants in town sell hamburgers. Restaurant A increases the price of its hamburger to $2; Restaurants B and C follow the example and increase the price of their hamburgers to $2 as well. This an example of:

a. perfect competition.

B. a monopoly.

C. monopolistic competition.

D. an oligopoly.

the answer is:

the correct option:

b.

to solve the problem, we need to remember how to operate to simplify exponential expressions using the logarithms.

we are given the equation:

then, using placing logarith with base 7 on both sides of the equation, we have:

so, rounding the obtained result to two decimal places (nearest hundreth), we have:

hence, we have that the correct option:

b.

have a nice day!

a mantle plume is an upwelling of abnormally hot rock within the earth's mantle. as the heads of mantle plumes can partly melt when they reach shallow depths, they are thought to be the cause of volcanic centers known as hotspots and probably also to have caused flood basalts.

step-by-step explanation: