Which of the following is correct?

david, be sure to mind your ps and qs.
david, be sure to mind your p's and q's.
both

According to the article, affects the perception of color. culture winning gender daylight

In what ways do “the lamb” and “the tyger” represent opposite sides of human existence? a. “the lamb” urges passive control, while “the tyger” glorifies man’s dominance over nature. b. “the lamb” urges meek acceptance, while “the tyger” glorifies nature and power. c. “the lamb” urges childlike faith, while “the tyger” glorifies man’s experience.

Need some on this. which answer is it?