Questions 17-20 are based on the following passage. You now have 20 seconds to read questions 17-20. Which of the following is true according to the passage

A. The sun’ s light comes from millions of candles.
B. Most of the sun’ s heat and light are received on the earth.
C. The temperature of the sun is the same as that of the earth.
D. Without the correct balance of heat and light, life on the earth would not be possible.