B. Roots
Roots are the smallest meaningful parts of words. For example the root word of aquamarine would be Aqua, which means water. So the root word can also give you a hint on the meaning of the word.
Hope this helps :)
"The road not taken" is a poem that makes the reader think pf choices we have to take in life. In the second line of this poem, the author, Robert Frost, is expressing how difficult it is for him to make one decision.
<em>"And sorry I could not travel both" </em>In this line the author expresses he is "sorry" he can't travel both roads, which suggets he regrets about making the decision of picking only one road. The poem constinues and he finds the impossibility of traveling both roads, so he stands there trying to choose which path he's going to take. we can clerly notice this is difficult decision he is making.