The inca were able to control an empire that stretched from modern colombia to southern chile. which of their various means for achieving such control do you think were most effective, and why?

Their road system

Explanation:

Inca Trail is the extensive trail system built during the Inca Empire. All the routes of South America directed to Cusco, the main South American metropolis of the pre-Columbian period, legacy of an old cultural tradition.

With that, they could move goods, supplies, and even armies in a much easier way, which helped with the maintenance of their empire.

answer:

won re-nomination with no opposition he also had the support of his party

explanation:

it saw incumbent president andrew jackson, candidate of the democratic party, defeat henry clay, candidate of the national republican party. jackson won re-nomination with no opposition, and the 1832 democratic national convention replaced vice president john c. calhoun with martin van buren.