Charlotte spends her whole weekly allowance on ice tea and chicken nuggets. If a can of ice tea costs 4TL and a unit of chicken nuggets costs 20 TL and Charlotte can afford at most 30 ice tea cans, which of the following number of chicken nugget units would she not be able to afford in a week?

a.

5.

b.

6.

c.

2.

d.

8.