Final answer:
The information provided does not specify the television watching habits of retirees, so the answer to how much of their leisure time retirees spend watching TV according to the American Time Use Survey cannot be determined.
Step-by-step explanation:
The question asks about the amount of leisure time retirees spend watching TV according to the American Time Use Survey. Unfortunately, the provided information does not directly answer the question about retirees.
The survey data mentioned pertains to the general American population or specific subgroups such as students, children, and the number of televisions in American households, but does not specify the television watching habits of retirees. Therefore, the correct answer to the question is option 4) Cannot be determined from the information given.