What is the formula for recall in a classification system?

What is the formula for recall in a classification system?
A . True Positives/ (True Positives+False Negatives)
B . True Positives/ (True Positives+False Positives)
C . False Positives/ (True Negatives+False Negatives)
D . True Positives/ (True Positives+True Negatives)

View Answer

Answer: A