Which of the Following Are Typical Findings of a Small

Multiple Choice

Which of the following are typical findings of a small pleural effusion?
1) Blunting of the costophrenic angle
2) A small meniscus sign
3) A partially obscured diaphragm
4) Complete whiteout of the affected side

A) 1 and 4
B) 2 and 3
C) 1, 2, and 3
D) 2, 3, and 4