Its A because C and D arent a type of exercise and B means without air.
Continue alternating five back blows and five chest thrusts until the object is forced out or the baby starts to cough forcefully, cry, breathe, or becomes unresponsive. If he's coughing, let him try to cough up the object.
Answer: They use white pepper in white or light-colored dishes and sauces so there won't be any black flecks. Other chefs find white pepper to be a more complex yet subtle flavor than black pepper.
Answer:
cancer diagnosis because it is more serious than the rest
I think it is because of a varicose ulcer, might not be right though