The correct answer is D. An enjoyment of solitude. Both loved living in the outdoors and being alone with their thoughts in the woods. This can be seen in the work "Walden" by Thoreau.
Answer:
The underground railroad
Explanation:
The 'underground railroad' was known as such due to the slaves using it to escape and the people helping them to escape using secret codes that were commonly associated with railroads.
(Ex: 'station masters' = people who would hide slaves)
Education stays with you forever but riches don’t