When lincoln issued his emancipation proclamation, he knew it did not have the power to end slavery. why was he correct? slavery had to end by an act of congress. that authority only came from the supreme court. only american voters could put an end to slavery. it was going to take a constitutional amendment.

answer; /// i believe the correct answer is (when one group has an extremely high score at pretest;

the correct answer is the following is a list of inventions made in the medieval islamic world, especially during the "islamic golden age" (8th to 13th centuries),[1][2] as well as the late medieval period, especially in the emirate of granada and the ottoman empire.

science and technology in the islamic world adopted and preserved knowledge and technologies from contemporary and earlier civilizations, including persia, india, china, and greece-roman antiquity, while making a number of improvements and innovations.