Answer:
Group of answer choices During interval training, you're alternating between bursts of intense speed and periods of recovery.
and
As you change speed during your run, you're heart rate will be constantly rising and falling.
The right answer for the question that is being asked and shown above is that: "An unabridged English-language dictionary is a shortened dictionary for everyday use, and it is the dictionary that most people have in their homes and offices."
