In this task you're given a question and you have to paraphrase the question to create the output question while retaining the meaning of the original question.

Why was the paint or key trapezoidal in FIBA basketball, up until 2010?
Which stock are best for budget 2017?

Couster when two girls' mothers are sisters and share the same father?
Which material have stress strain graph similar to mild steel?

How is economic freedom undetermined in centrally planned economies?
How do prices in a market economy direct economic activity?