Read the problem carefully and see the available information The information helps us to get into the problem.
Explanation:- H1> Here root is the main course of action and it is also the solution to the problem.
H.2. This is not only related to any specific issue but a whole gamut of things is said to be involved in it. One should remain focused and remain committed to the goal.
H.3> A strategy should be developed to solve this problem.
The narrator mentions several times (through repeition) that there was 'unusually heavy traffic' with 'unfamiliar cars and people' and 'there had never before been so many white people driving down the streets'.