WILL GIVE BRANLIEST! NO BAD ANSWERS Which of the following best explains the effect of machines on the type of work performed by laborers during the Industrial Revolution in Great Britain?

Machines created a demand for skilled laborers needed to run large machines.
Machines reduced the need for laborers, as machines produced goods at a faster rate.
Machines enabled a shift from the labor-intensive handmade process to the operation of machines for production.
Machines created a shift from an inefficient method of labor to a more skilled workforce required for factories.

Which two organisms in the food web would most likely be affected by a decrease in producers, or the plants, at the bottom base of the food web?

In a speech before the american society of newspaper editors (april 16, 1953), president eisenhower stated: "every gun that is made, every warship launched, every rocket fired signifies, in the final sense, a theft from those who hunger and are not fed, those who are cold and not clothed. this world in arms is not spending money alone. it is spending the sweat of its laborers, the genius of its scientists, the hopes of its children. this is not a way of life at all in any true sense. under the cloud of threatening war, it is humanity hanging from a cross of iron." do you agree or disagree?

The double-blind procedure is most for a.random assignment b.the placebo effect c.operational definitions replication d. standard deviations