(Advanced Optional Sections) Fill in the blanks in each of the following statements: a) Arrays static method_______ applies a BinaryOperator to the current and previous array elements and stores the...

a) Arrays static method_______ applies a BinaryOperator to the current and previous

array elements and stores the result in the current element.

b) To obtain a parallel stream, simply invoke method_______ on an existing stream.

c) Among its many features a CompletableFuture enables you to asynchronously execute

_______that perform tasks or________ that return values.