It would be helpful is you added the answer choices, but she could increase the intensity/work with more vigour to increase her heart rate.
Answer:
The arteries and veins carry blood all over the body. They send oxygen and nutrients to the body tissues.
Explanation:
Hope this helps
Answer:
87. up 120. down is answers
Explanation:
Answer:
engage in regular physical activity
Explanation:
the others are too specific and dumb
Answer:
True: over time it will require more nicotine to deliver the same feelings.
Explanation:
when you get to a certain high the first time, that's the highest you'll be. you start to build a tolerance and need to intake more nicotine to get to that same feeling.
