Answer:
1. Paper Making
+ The Han dynasty Chinese court official Cai Lun
+ Ts'ai Lun presented paper making to Emperor Hedi
+ Yes
2. Silk
+ the wife of the Yellow Emperor , Leizu, around the year 2696 BC
+ a silk cocoon was found cut in half by a sharp knife, dating back to between 4000 and 3000 BC
+ Yes
3. Tea Production
+ Emperor Shen Nung
+ Emperor Shen Nung discovered tea when leaves from a wild tree blew into his pot of boiling water. He was immediately interested in the pleasant scent of the resulting brew, and drank some.
+ Yes
Explanation:
I researched.
I’m pretty sure it would be choice B. if not then D
Collective bargaining is the process of negotiating terms of ... much more prevalent in the public sector, with 33.6% of these workers unionized,
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