At first, what explanation did the US give for the presence of the U-2 plane in Soviet airspace? The plane was on a mission to spy on the Soviet Union. The plane was investigating the weather. The plane was testing an oxygen- delivery system.

B: The plane was investigating the weather.

Explanation:

edg2021

in the 1800s, chinese workers migrated to the united states, first to work in the gold mines, but also to take agricultural jobs, and factory work, especially in the garment industry. chinese immigrants were particularly instrumental in building railroads in the american west, and as chinese laborers grew successful in the united states, a number of them became entrepreneurs in their own right. as the numbers of chinese laborers increased, so did the strength of anti-chinese sentiment among other workers in the american economy. this finally resulted in legislation that aimed to limit future immigration of chinese workers to the united states, and threatened to sour diplomatic relations between the united states and china.

it was the shinto. the answer is c.