1. Explain how an understanding of the 4 classes of materialsand their general properties aid in the initial selection orelimination of materials suitable for a specific application. I.E.First outline some of the main general properties of each class, DONOT GIVE EXAMPLES OF COMPONENTS AFTER EACH CLASS SECTION! Thendescribe how you would apply that knowledge to choose a suitablematerial for ONE specific component. ONLY ONE COMPONENT SHOULD BEPRESENTED AFTER YOU HAVE OUTLINED THE GENERAL PROPERTIES. I.E, SAYWHY ONE CLASS COULD NOT BE USED AND WHY ANOTHER CLASS CAN BEUSED.