Final answer:
Option (D), The Financial Fraud Enforcement Task Force is the entity that collaborates with federal agencies and state partners to tackle mortgage fraud.
Step-by-step explanation:
The entity that works with more than 20 federal agencies and numerous state partners to detect and address mortgage fraud is D. The Financial Fraud Enforcement Task Force. This task force was established to wage an aggressive, coordinated, and proactive effort to investigate and prosecute financial crimes.
With the various references to federal agencies such as the Consumer Financial Protection Bureau (CFPB), the Federal Trade Commission (FTC), and the Federal Reserve (the Fed), it's evident that the subject matter involves a coordination among multiple entities to protect consumer interests and ensure compliance with consumer protection laws in the financial sector.