Answer: electrocardiogram
Explanation:
The electrocardiogram measures the rhythm, rate and frequency of beats of the heart.
A skier can benefit from a training program because it could help them become better at skiing.
The activities performed in programs (such as a skiing training program) helps the person taking the course build their body strength and prepare for any upcoming games. Think about football practice. Why do they go to practice all of the time? They are going to prepare and get better at football. The same thing applies to skiing.
When an NSAID such as aspirin is given with an antiplatelet like warfarin, the bleeding time will increase; not decrease.
BMI of less than 18 is considered underweight... However, when considering BMI, you do want to take into consideration muscle mass, height, etc...
Over 35 is obese
I would choose A, because having a BMI less than 35, 30 or 40 wouldn't be a risk factor.