Answer: Incorrect posture, learn good posture habits or get ergonomical chairs
Explanation:
Incorrect posture is sitting against the appropriate posture of the body, either when writing, sleeping, eating or working. When there is a bad posture to this it affects the body system especially the spinal cord, neck, back. Incorrect posture can lead to kyphosis. One way Sam can solve this pain is by learning proper sitting or working pattern or get ergonomical chairs that assist him to sit well.
<span>What percentage of white Southerners were slaveholders in 1830?
your answer is about 26%</span>
Answer:
Most of China Proper belongs to the drainage-basins of these two rivers. Both originate to the far west in the Tibetan Plateau.
Explanation: