Machine guns
and rifles
summary

Machine guns are embedded and portable firearms, which have the ability to fire fully automatically. Machine guns usually fire rifle bullets filled from ammunition belts or large-capacity magazines. Machine guns can fire several hundred bullets per minute.

Explanation:

Machine guns also have several types of shotguns, namely:

Submachine Gun

Rifles are generally lighter than other rifles.

Heavy machine gun

High-powered rifles with big bullets.

Medium machine gun

Machine guns use full caliber bullets and are filled with ammunition belts.

Keywords: Machine Guns  and Rifles  Summary

i think the answer is c, rivers.

explanation:

sometimes, borders fall along natural boundaries like rivers or mountain ranges. for example, the boundary between france and spain follows the crest of the pyrenees mountains. for part of its length, the boundary between the united states and mexico follows a river called the rio grande. the borders of four countries divide africa’s lake chad: niger, chad, cameroon, and nigeria.

b) the confederacy had to pay all union war expenses.