In vacuum, the speed of an electromagnetic wave
A) depends upon itsfrequency.
B) depends upon its wavelength.
C) depends upon the strength of its electric andmagnetic fields.
D) is a universal constant.

all of the answers are correct.

falsification is manipulating research materials, equipment, or processes or changing or omitting data or results such that the research is not accurately represented in the research record. plagiarism is the appropriation of another person's ideas, processes, results, or words without giving appropriate credit.

explanation:

be subject to a force andchange its motion