8. What is the most abundant component of the atmosphere? A. Nitrogen
C. carbon dioxide
B. Oxygen
D. Argon

Nitrogen

Explanation:

nitrogen is about 78% in air

nitrogen option A is correct

The atmosphere contains many gases, most in small amounts, including some pollutants and greenhouse gases. The most abundant gas in the atmosphere is nitrogen, with oxygen second.

nativists tried to get rid of the immigrants as they thought they were going to ruin the u.s.  

in mcculloch v. maryland (1819) the supreme court ruled that congress had implied powers under the necessary and proper clause of article i, section 8 of the constitution to create the second bank of the united states and that the state of maryland lacked the power to tax the bank.

gibbons v. ogden, (1824), was a landmark decision in which the supreme court of the united states held that the power to regulate interstate commerce, granted to congress by the commerce clause of the united states constitution, encompassed the power to regulate navigation.