In the poem, a traveler comes to a fork in the road and needs to decide which way to go to continue his journey. Figuratively the choice of the road denotes ______________________.
(i) the tough choices people make the road of life
(ii) the time wasted on deciding what to do
(iii) life is like a forest
(iv) one must travel a lot to realize his dreams
(i) the tough choices people make the road of life