For the Questions That Follow, Identify Which Procedure You Would

For the questions that follow, identify which procedure you would use for each of the given scenarios.
-A neighborhood of over 300 homes is concerned that residents are overloading their garbage cans.Each sanitation department garbage can allows for the disposal of up to 30 pounds of garbage.A random sample of 20 cans averaged 33.32 lbs.with a standard deviation of 2.9 lbs.Is this strong evidence that residents overload their garbage cans?

A) Single sample t-test
B) Independent samples t-test
C) Paired samples t-test