asked 111k views
15 votes
Answer this one please

Answer this one please-example-1

2 Answers

6 votes
D. vary the intensity and duration of the exercise
answered
User Alexey Ozerov
by
8.4k points
11 votes

answer: D

Step-by-step explanation:

step by step.......

answered
User Adampweb
by
8.2k points
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