Answer: Answer is B. Trans-Saharan was just land and they tried sea but I believe they failed. Silk Route was land and Sea, since for Asian countries sea was more accessible. Hope this helps, just learned this last year.
Explanation:
D) I spoke to your african american receptionist before.
I think the correct answer would be C but I could be wrong.
For slow breathing a place and time you could use it would be when you are meditating and trying to calm yourself when you are overwhelmed, when you wake up in the morning and look at yourself in the mirror you can point out all of the positive things about yourself that you love.