Answer:
five contribuations is Papermaking, printing, gunpowder and the compass and "bo" also known as silk
1. gunpowder
2. bronze
3.printing also early chinese writing
4.compass and navigation
5. silk making
i ranked them from the top useful
Explanation:
"The mass of Substance C is five times the mass of Substance B", the given statement is correct.
Answer: Option D
<u>Explanation:</u>
As Jessie added 16 gm. of Substance A to 4 gm. of Substance B Obtained certain amount of Substance C which can be calculated as follows:
amount of Substance C = Substance A + Substance B = 16 + 4 = 20 gm
Therefore, 20 gram of Substance C was obtained. Here, fourth statement is correct which says the mass of Substance C ifs five times the mass of Substance B to justify this, see the below:

Erotophobia is the fear of love, specifically sexual feelings.
Answer:
Generalized anxiety disorder
Explanation:
Generalized anxiety disorder is a psychological disorder. It indicates that the person who is suffering from GAD has persistent and excessive worry about something. People are generally concerned with health, money, status, work, family, etc. It is very difficult for people to control their excess worry. People seem more worried about a situation that is in actual not so much concern about that worry.
GAD is diagnosed when people feel so much worry and not able to stop worry. The anxiety consistent lasts six months and disturbs the daily activities of a person. CBT is the most specific therapy that is used in this disorder for treatment.
Answer:
2. Content Criteria & Content Rules
Explanation:
Content criteria and rules modify/alter rules for your community so as to moderate content posted by members of the community. These rules protect your community from offensive language and inappropriate content that may be harmful to other members and are usually created by spammers or malicious members. From the above, you can use the list of bad words from your company to create content rules that block, replace, flag, or allow you to review and approve all contents created by members.