Chapter 2: Software Development, Data, Types and Expressions Let the variable x="dog" and the variable y = "cat". Write the values returned by the following Write a string that contains your name and address on separate lines using embedded newline Exercises Rithon Programming 1. operations: Evaluate a. Answer x + y b "the" +*+" chases the " + y C. x 4 2. characters. Answer: 3. Which of the following are valid variable names? Variable Type Valid or Invalid length _width firstBase 2MoreToGo Halt