Yes they can because they are plants lol
I would say, trunk flexion uses the most amount flexibility.
It’s keeps your whole body strong and in shape, also improves mental health
The answer to your first question is D. Three months. The reason why is it takes at least 3 months to have detectible HIV antibodies. In rare cases, it may take up to 6-12 months.
The second question I'm not 100% positive on but I believe the answer would be B.