Answer:
Depending of the exact career but measurements are plentiful in the healthcare business.
First, you'll most likely deal with weight and height... since that's part of most health care consultations.
Then, if you deal with medication, you'll use grams, milligrams, milliliters, liters all the time. depending if the medication is in solid or liquid form.
Even as a nutritionist, you'll deal with grams and such for portion sizes.
There are countless of ways you'll use maths and measurements in the healthcare sector.
I believe the correct answer among the choice presented above is the second option. The minimum number of points needed to determine the equation of a line containing those points is two. This is because two points is also needed to make or define a line.