What does hide one’s light under a bushel mean?

What does hide one’s light under a bushel mean?
A: To save electricity
B: To conceal one’s talents
C: To avoid limelight
D: None of these

Hide one’s light under a bushel means to conceal one’s talents or abilities. This question tests knowledge of idioms in English exams. It emphasizes humility or modesty in not showcasing skills. The phrase originates from a biblical reference encouraging talent display.