$11-24)$ Mara owns an activity with suspended passive losses from prior years of $$13,000.$ In the current year, Mara becomes a material participant in the activity. This year the activity generates $$6,000$ of income. Mara's current year AGI is

A$)$ an increase of $$6,000.$

B$)$ a decrease of $$13,000.$

C$)$ $$0.$

D$)$ a decrease of $$7,000.$