A broker sold a house located on filled land that was not properly compacted, which the seller concealed. The broker had no actual notice of the problem, but when he inspected the property, he noticed certain indications ( red flags ) of soil problems. However, the broker never investigated and discovered the land problems. The broker:

Group of answer choices

Did nothing wrong

Violated the duty of good faith

Violated the duty of full disclosure

Violated the duty of professional standard of care