Primary Source because the primary come from the person who actually live through what they wrote.
And secondary comes from the primary source but they might change stuff so that’s why it is not reliable.
Employers need to grant sick days to employees for 0hychological, and not just physical, conditions
I remember this from art ... Mono-chromatic we only used one color to create different shades so the answer is one
It would be A.
They ARE currently going around the neighborhood, so that's why I would say A.