Answer: A
Explanation: The British Invasion was a cultural phenomenon of the mid-1960s, when rock and pop music acts from the United Kingdom and other aspects of British culture became popular in the United States
Display is important because it helps someone who is viewing a photograph to identify what is being captured in the photograph. If there is "bad display", someone viewing the photograph wouldn't be able to enjoy the image without being distracted by something like bad photo quality or blurriness.
Who wrote the book.... would be your best choice since you are giving credibility.