A group of students were surveyed to find out if they like cleaning house and/or mowing lawns during the holidays. The results of the survey are shown below: 20 students like cleaning house
5 students like cleaning house but do not like mowing lawns
18 students like mowing lawns
5 students do not like cleaning house

Four students created the tables below to represent the data. CH represents cleaning house and ML represents mowing lawns.

Sam
Like CH Do Not Like CH Total
Like ML 15 3 18
Do Not Like ML 5 2 7
Total 20 5 25
Brenda
Like CH Do Not Like CH Total
Like ML 20 3 23
Do Not Like ML 5 5 10
Total 25 8 33
Cathy
Like CH Do Not Like CH Total
Like ML 3 15 18
Do Not Like ML 2 5 7
Total 5 20 25
Nathan
Like CH Do Not Like CH Total
Like ML 3 20 23
Do Not Like ML 5 5 10
Total 8 25 33

Which student's table is correct?
Sam
Brenda
Cathy
Nathan