Answer:
Roosevelt blamed the bankers for the Great Depression.
Explanation:
Roosevelt made a speech and in it he said who the biggest blame for the Depression was.
The correct answer is Subculture
Explanation: Most large organizations have a dominant culture and a variety of subcultures. A subculture is defined as a group of people with distinct characteristics of behaviors and creeds that set them apart from a broader culture of which they are part.
Answer: A burnt pixel
Explanation: A burnt pixel might be the culprit, now this answer varies if you have say something like a vacuum tube tv also known as the big box TV's. The typical burnt pixel comes usually on displays that have LEDs that are damaged but can also occur in plasma if it gets too hot. Also, this can occur to damage to screens like your iPhone if a lighter or such is put up to it burning the display.