So a tripod position is when someone is sitting and leaning over, either with both hands on their knees or their elbow on one knee while the other hand is on the hip. They do this because they cant breathe
So the answer is A
illegal use of ergogenic substances
The backpack's main force that it it is exerting on the body's back and hips is coming from gravity, and can pull the spine downwards. This is why it's important to ear both straps.
What is true about family meal times?
-all of the above