With respect to human rights issues in southeast asia, which statement is most accurate?
a. the khmer rouge leaders have never been brought to trial.
b. the leaders of the khmer rouge fled from cambodia after 1979.
c. both cambodia and vietnam carried out ethnic eradication programs against hill people.
d. chinese merchants living in cambodia and elsewhere have carried out vendettas against hill tribes.

the correct answer is blue and green.

a visible spectrum is electromagnetic spectrum color that can be seen by a normal human being by a single wavelength of light. the visible light spectrum is the range of wavelengths that make up visible light. the visible light spectrum passes through a prism enabling the rainbow reveals all the colors in the spectrum. these range from red, orange, yellow, green, blue and violet.

all three options are correct