How many hours in one year?  Choose the correct choice from the following answers.
A) 365	B) 52	C) 1024	D) 8760	E) No one knows
The day has 24 hours, and the year contains 365 days.   So the hours exist in one year is the multiplication of 24 by 365.   So the answer = 365*24= 
<gadget id="calculator">365*24</gadget>
<output>8_760</output>
8760 hours   So the correct answer is 8760
<result>D</result>
How many hours in one year?