Write a sentence which has relative clauses begining with who and which

Yo best advice I can give you is to use the socratic app its free and litterally will answer this for you thats how most people respond to awnsers on Im just tryna save you time.

Explanation:

some sort of sound device i believe.

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.