What do the following have in common: flash suppression, backward masking, and binocular rivalry? A. They prevent consciousness of a stimulus that someone would otherwise perceive. B. They measure the...

What do the following have in common: flash suppression, backward masking, and binocular rivalry?
A. They prevent consciousness of a stimulus that someone would otherwise perceive.
B. They measure the time required for a stimulus to reach consciousness.
C. They increase the spread of information to widespread areas of the cortex.
D. They improve someone’s ability to maintain attention despite distraction.