Before both houses of congress pass it and the president signs it, a proposed law is a?

Bonus question: according to wikipedia, in chinese philosophy yin and yang "describes how seemingly opposite or contrary forces may actually be complementary, interconnected, and interdependent." what are some examples from the story that amy tan may have intentionally incorporated elements of yin and yang philosophy into this story? select 2.

What decision were made by the first congress during its first year that shape the future of the government

Where is sub-saharan africa located?