Why is the Copernican Revolution significant? Check all that apply.
Few advancements in scientific knowledge were made.
Scientists discovered new evidence to support their theories.
Scientists discovered that old interpretations of data was incorrect.
Scientists used observations and mathematical data to solve problems in new ways.
All theories developed during the time period were disproved by modern science.

your spelling is a little off : ]

oxygen = 21% of the atmosphere

nitrogen = 78%

carbon dioxide = 0.1%

argon =0.934%

the correct answer is option d.

an appositive is a noun, noun phrase or noun clause which follows another noun or noun phrase in order to describe it or name it another way. they are usually used between commas, brackets or dashes.

the example sentence with the correct use of commas is the following:

her uncle, the man over there in the red shirt, owns the hardware store in town.