Q: Continuous exposure to indoor fluorescent lights is beneficial to the health of hamsters with heart disease. One group of hamsters exposed to continuous exposure to fluorescent lights has an average lifespan that is 2.5% longer than another one of the same species but living in a black wall. Which of the following questions was the initial motivation for conducting the above experiment?
Answer Choices: (a) Can hospital light therapy be proved to promote patient recovery? (b) Which one lives longer, the hamster living under the light or the hamster living in the dark? (c) What kind of illness does the hamster have? (d) Do some hamsters need a period of darkness?
A: The answer is (a).
