Question 1.3 2 marks Using the blank spaces below, fill in the missing pieces of code indicated by a and b. You must use the correct syntax to receive marks for this question: 3 public class Bicycle t 6 7 int cadence; int speed; int gear equals(Bicycle bike) ifCgearbike.gear&&cadence bike.cadence public 10 speeike.speed){ 12 13 14 15 16 17 18 return true; Question 1.4 3 marks The use case description below describes a scenario that a student registration application should be able to handle. Identify 3 basic classes that would be required to create some basic code for this application. You can Ignore any classes that are to do with the user interface (e g menus, buttons). Insert the class names in the blank spaces provided. Use Case Title: Register for modules Description: Student accesses the system and views the modules currently available. Then she selects the modules and registers for them. Primary User: Student Preconditions: Student is logged into system 1. Student selects "Register new modules from the menu. 2. System displays list of modules available for registering 3. Student selects one or more modules she wants to register for 4. Student clicks "Submit button. 5. System registers student for the selected modules and displays a confirmation message. 2. 3