Answer:
because every one is unique
Explanation:
their is a spectrum even for female and male and every one in between
Answer:c- It will still weigh 15 grams
Explanation:
Given
Fifteen gram of a liquid plastic are frozen in a physical change that increases the volume.
It is certain that the mass of plastic will remain fifteen grams despite the increase of volume as density of the plastic will automatically adjusted to get same mass

The Catholic Church dominated in Europe for several centuries through a complex political and social system that was based in the religious belief that the Church was a divine institution above every earthly power. The Church worked as a network of churches disseminated across the continent, where the local priests took the confession of the people, from commoners to feudal lords. Hence, the Church knew most of the secrets and feelings of every level of the society, knowledge they used to exercise control. Also, since the Pope was seen as the highest spiritual authority, he named bishops that influenced directly on the kings and princes of the different kingdoms of Europe. Other methods the Church used to control the population was fear of hell, shame, and guiltiness. These feelings were spread through the use of institutionalized torture and persecution of heretics (people who didn't agree with the Chruch), like the Holy Inquisition.
Answer: B) So they can communicate their results without confusion
Explanation: There are other systems besides the metric system, though the metric is the most commonly used system. In the SI international system, all units are derived from each other, forming a unique international standard. That way, all scientists around the world, or at least most of them using the SI system, can communicate in a unique scientific "language" without confusion and misunderstanding.
A. Because the Egypt and Indus valley are in the desert, living near a river gave access to a food supply, water and better soil for growing crops. There were better resources to build shelter, and the river provided a safe route of transportation to other areas.