Which of these classes is used to make a thread?
A. String
B. System
C. Thread
D. Runnable
Answer:A
Which of these classes is used to make a thread?
A. String B. System C. Thread D. Runnable
Explanation: The multithreading system is built upon the Thread class, which encapsulates a thread of execution. The Thread class is sealed, which means that it cannot be inherited. Thread defines several methods and properties that help manage threads.