Functions that operate on other functions, either by taking them as arguments or by returning them, are called $(3$ word answer$)$

A One of these combines all of the values in a list into a single value. It is called $($one word answer$)$:

A The next one takes elements of a list that meet a criteria and creates a new list with only those elements. It is called $($one word answer$)$:

A Another standard one of these performs a transformation on each element of a list, creating a new list with the transformed elements. It is called $($one word answer$)$:

A