Answer:
A. slavery or C working conditions of poor
The only species that of hominid that still exist today is homo sapiens or us.
Answer: Birth rate is the amount of births in a certain amount of time in a certain country. For example, if there are 1000 births every 5 minutes, that is a birth rate. An increasing birth rate would be one that is growing all the time, and it would increase population because as the birth rate is growing, more people are born, and there are more people in the population.
Hundreds of cities in throughout China are the fountainhead of the Yangtze River's pollution, and across the last <em>50</em> years, it has been an increase of 73% in pollution volume in the nucleus of the river, through sewage and industrial waste dumping.
Ironically enough, since the Yangtze river was often referred to as “<em>the source of life</em>” in China; due being home to <em>350</em> fish species, and accounting for a significant sum of China’s water resources for rice and fishery production as well as a big part of the nation’s GDP, while being a center of great biological wealth.
Answer:
A testable proposition.
Explanation:
A hypothesis is one of the tools in working in different academic settings. It is used in the both science, social science and art fields.
It is defined here to be simply a proposition that is testable or it can also be defined as a proposition, or set of propositions, set forth as an explanation for the occurrence of some specified group of phenomena, which is either asserted merely as a provisional conjecture to guide investigation or accepted as highly probable in the light of established facts.