Question: Which of the following statements about Java's java.util.concurrent package and its features is correct?

A) The CountDownLatch class allows one or more threads to wait until a set of operations being performed in other threads completes.
B) The Semaphore class is used to create a single-threaded environment where only one thread can execute at a time.
C) The ExecutorService interface provides methods for managing and controlling the execution of threads but does not support asynchronous task execution.
D) The BlockingQueue interface allows for both blocking retrieval and insertion of elements, making it suitable for producer-consumer scenarios.