Calculate the missing angle and give a reason for your answer

Which word in the sentence below is an interrogative pronoun? who is picking us up from school? whousisfrom

Which of these would have been most likely to have been a carpetbagger during the reconstruction era? a) a new york businessman who relocated to mississippi b) a former slave who was able to buy land in birmingham c) a carolina-born politician who supported the democratic d) a former confederate officer who owned a farm in memphis eliminate

Explain how the quotient of powers was used to simplify this expression.