This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Unknown
A test has sensitivity of 90% and specificity of 95%. True statement is: 
Select and explain. 
A. The test is likely to be useful for general screening, B. Sensitivity=true positive(true positive+false negative), C. Sensitivity indicates the test is negative when disease is present, D. 10% positive tests are false positive
B: Sensitivity=true positive(true positive+false negative)
Answer: B: Sensitivity=true positive(true positive+false negative) 
Explanation: (Refer: K. Park’s Textbook of Preventive and Social Medicine, 24th edition, pg no: 150)
Framework of screening test