What is the meaning of nullify?

A. To invalidate
B. To make something into law
C. To make something valid or legally binding

Who did president kennedy choose to be the director of the peace corps? a. his brother ted kennedy b. his sister jean kennedy c. his brother-in-law sargent shriver d. his sister-in-law joan kennedy

Why do you think jefferson thought lewis was qualified to explore the louisiana purchase? ?

Pls me! the black codes were various state laws in the south concerning african-americans which of the following statements about the black codes is not accurate. a. the black codes protected the civil rights of african-americans. b. african americans who cannot afford to pay a fine could be jailed and then be hired out to anyway person who could pay the fine. c. some southern states passed laws that prohibited is african-americans from voting or serving on jury‘s. d. the black codes were designed to force african-americans into a condition of near slavery.