A new supermarket was launched in Kitchener. On opening day customers came to the store and were asked how they heard about the grand opening. They were informed via the following methods: - 119 received flyers in the mail - 131 learned about the launch through the internet - 140 heard about the launch through advertisements on television - 41 were aware of the launch through flyers and the internet - 35 came to know of it through flyers and television -20 come to know if it through internet and television - 16 heard about it from all three sources a) Construct a Venn diagram. b) Calculate n(S), what does that mean in the context of this question? c) Calculate n (F U T), what does that mean in the context of this