I don't know what you have to choose from, but it has to be somewhere along the lines of your elbow bending to approximately a 90 degree angle and then straightening your arm out again. And you back, hips, waist, and posterior cannot be arched.
Answer:
I beleive it would be manager, operator, teacher. so b
Explanation:
The use of alcohol, tobacco and drugs can contribute to all of the following like, increased possibility of miscarriage, premature delivery, low birth weight except delayed labor. It is impossible that a mother can have delayed labor because first using this kind of drugs can give you miscarriage.
This is how vaccines are used. You introduce the antibodies in a vaccine so the person builds up an immunity and never develops the disease
