Anne Sullivan, while describing her struggle to work with a young Helen Keller, wrote, "...the more I think, the more certain I am that obedience is the gateway through which knowledge, yes, and love, too, enters the mind of the child."
Some characteristics he possessed were courage,bravery, and hope . Hopefully that helped you in some way :)
It should be:
With sincerest and warmest regards
Answer: The difference is "its" and "it's" lol. The answer is B btw. Have a great day/night!