4. It can increase your energy levels
Your functions and blood are all moving by the force of gravity, so when everything is raised or lowered(moving your arm), your pulse wave changes. This can also result from subtlty in higher blood pressure, when activity occures. Just as your pulse waves changes in the rest of your body when excersising, you will have a slight change in pulse when simply moved your arm up and down, you're gettin' that blood pumping! ;)
Hope this helps :)
Four Types of Measurement ScalesNominalOrdinalIntervalRatio
<span>Measurement scales are used to categorize and/or quantify variables.</span>
A.
Explain.
Or it could b c but A is stronger
How many spaces are in each numbers like for examples how many spaces/boxes are in 1 across so I can help tell me how many spaces there are for each numbers