synack, a security-testing-focused company that uses "highly vetted ethical hackers" to crowd source solutions

How would the previous sentence be correctly capitalized?
Answer: Synack, a security-testing-focused company that uses "highly vetted ethical hackers" to crowd source solutions
a couple of years earlier karl 11th had become of age. so far he had only cared a little about state matters, but now, because of the imminent danger, he became a grown up, ignored the council totally and undertook the governing himself.

How would the previous sentence be correctly capitalized?
Answer: A couple of years earlier Karl 11th had become of age. So far he had only cared a little about state matters, but now, because of the imminent danger, he became a grown up, ignored the Council totally and undertook the governing himself.
in the case that your d3f file doesn't open, it is highly likely that you do not have the correct software application installed on your pc to view or edit d3f file extensions.

How would the previous sentence be correctly capitalized?
Answer: In the case that your D3F file doesn't open, it is highly likely that you do not have the correct software application installed on your PC to view or edit D3F file extensions.
milf, asian, japanese mom, japanese, mom, mature

How would the previous sentence be correctly capitalized?
Answer: milf, Asian, Japanese mom, Japanese, mom, mature