To let us know what the blue horse looks like and to add more description
I believe the answer to be B.
Explanation:
It would appear to me that Roosevelt wants the citizens to take action as just being optimistic will not help in the reality of the situation.
B I THINK IM UNSURE SMART PPL- need chu rn
Your answer would be true. Hope this helps and if it did feel free to mark me brainliest and Have a fantabulous day!!