Answer the Question

The Student was arguing with his Colleague about a piece of code they have written.

“Master, please settle our argument,” the student said. “My Colleague insists that the return value of a method should always be an object.”

The Master was expressionless. After some a few minutes, he finally replied. “Nil.”

The Student’s face contorted into a frown, for he was confused at the Master’s reply. “Master, I don’t understand,” he stammered. “You haven’t answered my question!”

The Student’s face then slowly lit up, for he finally understood.