Answer:
The path of tradition is the most trusted path.
Choices play a key role in shaping your life.
Step-by-step explanation:
These are the two themes that are expressed in the poem. Frost tells us that the path of tradition is the most trusted one, because we learn that this is the path most people take. The path is more travelled, and easy to see. We also learn that choices play a key role in shaping your life because Frost tells us that the fact that he chose the road that was less travelled by "has made all the difference."