It's B. Faster and more powerful ships were able to transport explorers and troops to was far away lands
Answer:
<em>Guerrilla Warfare</em>
Explanation:
<em>in the vietnam war, the vietminh relied more on their knowledge of the land to gain the upperhand on the u.s. soldiers. they set traps, hid in tunnels, dressed as civilians and even recruited civilian communists to help aid in attacks. they did did quick, flash attacks before quickly retreating. the u.s. tried to solve this problem by initiation operation ranch hand, releasing a defoliant named agent orange across the farms and jungles of vietnam, but the attempt was futile. </em>
<span>answer is to find land for farming and grazing.</span>
From 1863 and 1869, roughly 15,000 Chinese workers helped build the transcontinental railroad. Chinese workers made up most of the workforce between roughly 700 miles of train tracks between Sacramento, California, and Promontory, Utah.
