Programming Language Concepts, Prolog, LISP

The following is questions on programming language concepts. I've attached images of the pages of the questions that have to be done from the textbook. Unfortunately, I can't attach the right version of the textbook. Just do the questions listed below not all of the questions from the images. 1. Pages 442-445 (Problem Set), questions 1, 2, 3, 4, 5 2. Page 486 (Problem Set) questions 3, 5, 10, 3. Describe briefly the working principles of LISP. 4. Describe briefly the working principles of PROLOG. 5. Write both a LISP program and PROLOG program for the following problems a) find the length of a list b) find the average of a list of numbers c) combine two sorted lists into a sorted list d) reverse a list.