Which of the following statements is false?

a. Functional interfaces are also known as single abstract method (SAM) interfaces.
b. Package java.util.function contains six basic functional interfaces BinaryOperator, Consumer,
Function, Predicate, Supplier and UnaryOperator.
c. There are many specialized versions of the six basic functional interfaces for use with int,
long and double primitive values. There are also generic customizations of Consumer, Function
and Predicate for binary operations—that is, methods that take two arguments.
d. All of these statements are true.

d. All of these statements are true.