Congress had not have the power to tax. Congress did not have the power to regulate foreign and interstate commerce. There was no executive branch to enforce any acts passed by Congress. There was no national court system.
The answer is A... sort of. Two-thirds (34) of the state legislatures may apply to Congress to call a Convention of the States to propose amendments to the Constitution. Then, three-fourths (38) of the state legislatures must ratify those proposals before they actually become amendments to the Constitution.
I think it determines your progress at something. It determines on what you can, or need to improve, or possibly change.