I am pretty sure it’s b hopefully
<span>First US visit by a sitting president to China since it becoming a Communist country.
This represented a thawing in Cold War thinking that created two separate spheres in the world. Nixon began US efforts to improve relations between the US and China. He also believed it was time for the US to begin policies reducing nuclear weapons development and create trade agreements with countries cut off by the Cold War. </span>
It allowed for factories to work at night
<span>Republicans argued that high tariffs would increase the cost of Consumer Goods
In the end, every businesses are exist to gain a profit. Imposing a high tariffs will increase the cost of goods sold to the public and in order to obtain a same profit range, the only method left for the producer is by increasing the price on the market
I hope that my answer is helpful! Let me know if you need something more :)</span>
Answer:
B. The dispute over Texas.
Explanation:
The settlement of Texas by American colonists since the 1820s, the separatist aspirations of American settlers in the 1830s and 1840s, the Battle of Alamo, the proclamation of independence by Texas and an unsolved border dispute; all of these events contributed to the outbreak of the Mexican-American War in 1846.