The ice cream market is an example of because it has many sellers who offer differentiated products.

Perfect Competition

Explanation:  Many sellers means perfect competition

in my opinion, ap calculus was the most difficult. i often struggled with it a lot. however, i have gotten a lot better.

the cost of attendance or coa is an approximate budget for the cost of attendance of the whole academic year. in order to calculate this, universities take into consideration many factors like room and board, tuitions and fees, books, transportation and personal expenses such as medicine, laundry, clothing. all these factors combined make up the final sum to the cost of attendance in each university.