Match the specific Collective Bargaining Agreement provision described below with the appropriate league:

NBA

A$.$ requires that teams pay a penalty of as much as $$3\mathrm{.}50$ for every dollar they spend on salary over a certain threshold

$NHL$

B$.$ has set a $2017$ team salary cap of $$168$ million based on sharing approximately $48\%$ of all revenues with players

NFL

C$.$ teams are required to share $34\%$ of their locally$-$derived revenues

MLB

D$.$ Imposes a cap on both team payrolls as well as individual player salaries.