Answer:
The double-headed eagle was a main element of the coat of arms of the Russian Empire (1721-1917), modified in various ways from the reign of Ivan III (1462–1505) onwards, with the shape of the eagle getting its definite Russian form during the reign of Peter the Great (1682–1725).
Explanation:
The use of robots and how they help build cars and how the assembly line has improved from the 1900's would be my answer.
Answer:
Pygmalion effect
Explanation:
Pygmalion effect is the psychological process in which the expectation related to work improves the performance of a person. George Bernard Shaw was a social psychologist who proposed the Pygmalion effect.
Many psychologists conducted much research on the Pygmalion effect. Rosenthal was a psychologist who has been used this affect students' classroom where it has been called a classroom Pygmalion effect.
Thus here Sarah a middle-class school teacher who has been used Pygmalion effect in her classroom to improve the performance of the students.
a body of people representing the states of the US, who formally cast votes for the election of the president and vice president.