There were many reasons the kids started working at age 8 and worked as many hours as the adults until the Child Labor Laws were out into affect. The other reason was the women did not get paid as much as men. Also, they did not get to have breaks and if you did they were very seldom. So if like you cut your hand you have to come back to work and if you were sick it didn't matter you were expected to come in still and work.
Although there were many people during this time who asserted that scientists should rely on what they can observe with their senses and emphasized the need for experimentation, the best option is "<span>a. Francis Bacon," since he was a major leader in the field. </span>
Mexico,USA,Italy are just to name a few
All of the above are correct. They depend on the child's exposure. For example, if the child is neglected at home, D is incorrect. If the child does not go to preschool/kindergarten for whatever reason, then C is incorrect. If no emergencies happened during the child's early growth, then B is incorrect. I would go with A because children are taught wrong from right with time and with examples over time, hence fixed-expenses.
I hope I was of help.
2.1 Chief Counsel for the NAACP Legal Defense and Educational Fund.
2.2 Court of Appeals and Solicitor General.
2.3 U.S. Supreme Court.