You are preparing a Class $3$ estimate, what will be the typical maturity level of the project definitions deliverables $($expressed as $\%$ of complete definition$)?$

A$\mathrm{.}10-40\%$

B$\mathrm{.}2-6\%$

C$\mathrm{.}1-5\%$

D$\mathrm{.}0-2\%$