Which of these measures was specifically designed to limit the voting rights of the black freedmen? the Fifteenth Amendment

grandfather clauses

Jim Crow laws

the removal of federal troops from the South

the grandfather clause

Explanation:

A grandfather clause is a provision that allows people or entities to follow old rules that once governed their activity instead of newly implemented ones, often for a limited time. The term originated during the U.S. Civil War era and referred to statutes enacted in the South to suppress African American voting.

they made rome the dominant power in the mediterranean.

a. the astrolabe could determine the correct latitudinal location of the ship