What Is Daylight Savings Time (DST)

What is Daylight Savings Time (DST) ?

A) The practice of shifting clocks forward one hour in the spring and summer to gain daylight early in the morning
B) The practice of shifting clocks back one hour in the spring and summer to gain daylight late in the evening
C) The practice of shifting clocks forward one hour in the fall and winter to gain daylight early in the morning
D) The practice of shifting clocks forward one hour in the fall and winter to gain daylight late in the evening
E) The practice of shifting clocks forward one hour in the spring and fall to gain daylight early in the morning