Answer: b) to demonstrate that acupuncture is regulated and safe.
The Food and Drug Administration (FDA) is a federal agency of the United States Department of Health and Human Services. It is responsible for promoting and protecting public health through the control of several consumer products.
In this text, the fact that the FDA approves the needles that acupuncturists use supports the idea of acupucture being safe. Other arguments provided as support for this claim is the fact that only qualified practitioners can practice acupuncture or that very few complications arise from it.
According to the internet, the Friar is referring to Juliet's parent that them crying is normal and natural, but since Juliet is in a better place, they should rejoice for the dead and that her soul is still pure when she goes up to heaven because she is young.
Or,
Natures tear meaning natural tears, merriment meaning happy. It is natural to cry over the death of a child but they should be happy she is going to be in a better place.
The direct object in a sentence is always a thing or a person who received the action of the verb. That means that the direct object would be the grandmother's room.