B - John Muir, the famous naturalist and champion for National Parks shared this wisdom about the calming effects of the natural world: ___
A colon is used between two independnt clauses. In this case the second clause explains the first - it is his actual quote and 'wisdom' that he is sharing.
Answer: 1- he feels worse off. 2- his awareness of the grim situation.
Explanation:
No change. Also, for future reference, you might want to try reading out the sentence with each option to see what sound right.
Answer: wassup I just need some points sorry.
Explanation: