Answer:
A.
Explanation:
Bowing is a well-known form of Japanese etiquette and deeply ingrained in Japanese culture. The Japanese believe the head is the most important part of the body, and by bowing, they are showing their respect. Although bowing may seem pretty straightforward, it’s actually quite complicated, with everything from the depth of the bow to its duration dependant upon the people involved and their status in relation to each other. Today, bowing serves a variety of functions. Bowing is used to say hello or goodbye. You can also bow to convey different emotions such as appreciation, respect or remorsefulness. When traveling to Japan you will see bowing frequently but knowing when to bow can seem daunting for a first time visitor. As a foreigner, you are not expected to know the rules and nuances of bowing. A few helpful guidelines you can learn basic bowing etiquette while traveling in Japan.----- Answer; A because they are showing respect to one another :)
I think the answer is C because slavery started to slow in other places.
