How many classes did you include in your diagram?$2.$ Which of the following best describes the names of the classes that you selected for your diagram?$3.$ If there is an association between a SUPPLIERS class and a PURCHASES class, which of the following best describes the multiplicities next to the PURCHASES class? Assume that SUPPLIERS are added to the database before the first purchase$\mathrm{.}4.$ If there is an association between a SUPPLIERS class and a PURCHASES class, which of the following best describes the multiplicities next to the SUPPLIERS class? Assume that SUPPLIERS are added to the database before the first purchase$\mathrm{.}5.$ If there is an association between an INVENTORY class and a PURCHASES class, which of the following best describes the multiplicities next to the PURCHASES class? Assume that INVENTORY records are added to the database before the first purchase$\mathrm{.}6.$ If there is an association between an INVENTORY class and a PURCHASES class, which of the following best describes the multiplicities next to the INVENTORY class? Assume that INVENTORY records are added to the database before the first purchase$\mathrm{.}7.$ If there is an association between a PAIGE class and a SUPPLIERS class, which of the following best describes the multiplicities next to the PAIGE class? Assume that SUPPLIERS records are added to the database before the first purchase$\mathrm{.}8.$ Assume that Paiges yogurt business expanded and Paige hired several employees to purchase inventory from suppliers. What class$($es$)$ and association$($s$)$ would you add to the diagram to track this information?