Use the Following Information for Questions

Multiple Choice

Use the following information for questions:
Very young children who live in homes where the television is on most of the time may have more trouble learning how to read than other kids their age, according to a study of media habits of children up to 6 years old. The report, based on a survey of parents, also found that kids in the 6 months to 6-year-old age group spend about two hours a day watching television, playing a video game or using a computer. That's roughly the same amount of time they spend playing outdoors and three times as long as they spend reading or being read to.
-Which of the following applies to this study?

A) Randomization
B) Placebo Control
C) Blinding
D) None of the above