Some americans prefer appointment of judges rather than elections because they believe appointment

Can someone me out with this , i'm putting 30 points on it

How can american citizens show their disapproval with rge actions of federal officeholders and force them to make changes

Consider the following invention from the american industrial era. cotton gin – a machine that removed seeds from short-staple cotton which option explains how this invention contributed to the role of the united states as an emerging world power? a. it was in high demand abroad, as many european nations had begun farming cotton. b. it led to the decline of slavery in the south, which enhanced america’s international reputation. c. it freed up many slaves to become factory workers in northern cities, which improved the economy. d. it increased production efficiency of a us cash crop that was in high demand in other nations.