x, Number of Guests y, Cost

0 $4.00
2 $16.00
4 $28.00
6 $40.00
8 $64.00

The table shows the linear relationship between the number of guests a person brings to a lunch, and the total cost for her and her guests. Which description accurately matches the values in the table?
Responses
A The cost for the lunch is $4.00 plus $2.00 per additional guest.The cost for the lunch is $4.00 plus $2.00 per additional guest.
B The cost for the lunch is $4.00 plus $4.00 per additional guest.The cost for the lunch is $4.00 plus $4.00 per additional guest.
C The cost for the lunch is $4.00 plus $6.00 per additional guest.The cost for the lunch is $4.00 plus $6.00 per additional guest.
D The cost for the lunch is $4.00 plus $8.00 per additional guest.

C The cost for the lunch is $4.00 plus $6.00 per additional guest.