1Which of the following statements are true?
a) Java EE 7 simplifies development by providing a common foundation for various kinds of Java EE components.
b) Java EE 7 introduced the WebSocket API.
c) Java EE 7 introduced the JSON Processing API.
d) Java EE 7 introduced the Concurrency Utilities API.
a) Java EE 7 simplifies development by providing a common foundation for various kinds of Java EE components.
b) Java EE 7 introduced the WebSocket API.
c) Java EE 7 introduced the JSON Processing API.
d) Java EE 7 introduced the Concurrency Utilities API.