The 2014 Form 10-k of ABC company disclosed $1,000 million related to various deferred tax assets.

The 2013 deferred tax assets had a balance of $1,061 million.

What effect did this decrease in deferred tax assets have on XYZ's net income in 2014?

A) Decrease net income by $1,000 million

B) Increase net income by $1,000 million

C) Increased net income by $61 million

D) Decrease net income by $61 million

Please show me the answer and the caclulation process.