A(n) ________ field is often used when there are a limited number of values in a field

Collectors static method groupingBy with one argument receives a Function that classifies objects in the stream—the values returned by this function are used as the keys in a Map. The corresponding values, by default, are ________ containing the stream elements in a given category.

a. Lists b. Arrays c. Strings d. Collectors

You can add the slide number, date, or time in a footer, but not in a header.

Answer the following statement true (T) or false (F)