C# question.

1.Which statement is true? Select the one correct answer. Then, explain your reasoning to justify your choice.

-No two threads can concurrently execute synchronized methods on the same object.

-Methods declared synchronized should not be recursive, since the object lock will not allow new invocations of the method.

-Synchronized methods can only call other synchronized methods directly.

-Inside a synchronized method, one can assume that no other threads are currently executing any other methods in the same class.