Answer:
It proclaimed the freedom of slaves in the ten Confederate states still in rebellion. It also decreed that freed slaves could be enlisted in the Union Army, thereby increasing the Union's available manpower.
So I'm guessing D or B.
I’m not sure if it’s right but I think it’s D I’m not sure :-)
Psycho-Physics as a discipline within the psychology began with the work Elemente de Psychophysics ( Elements Of Psychophysics ), written by German philosopher and physicist Gustav theodor Fechner. He actually aimed at developing a method that relates mind ( psych ) to matter ( physics ). So Psychophysics is the scientific study of the relation between stimulus and sensation.
Ancient Egyptian tradition credited Menes, now believed to be the same as Narmer, as the king who united Upper and Lower Egypt.
The correct answer to this open question is the following.
The change in the domestic United States during the Second World War from 1939 to 1945 was primarily in the role women played in the workforce. As most men had to enroll in the military to participate in World War II, the factories of America needed hands to produce the weaponry and supplies that needed to be sent to the European war front. That is when women had to leave their homes to start working in the fabrics and manufacturing plants of the United States. This factor was key to keep on producing the much-needed supplies for the war.
Another important aspect was the Victory Gardens that the federal government asked citizens to have in their backyards. The government asked Americans to grow their own crops in their backyards to help the war effort.