PLEASE HELP A certain stock's price, S (t), can be modeled by the polynomial function S (t) = t4 – 8t3 + 22t2 – 24t + 9, where t represents the month in 2021. In which month will the price of the stock have a local maximum?

February
March
April
May

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