Can someone help me i need it rn can someone explain and show how to solve it please, auto report if the answer is nonsense!!

ASSIGNMENT: In your notebook, solve the following problems and represent using the Venn Diagram. You can use 2 or 3 Venn Diagrams (Week2 ADM). In a class of 40, 12 students prefer taking French Language as elective subjects, 15 prefer Chinese Language, and 8 like to learn both languages. a.How many students prefer French or Chinese languages? b.How many students prefer Chinese but not French? c.How many students prefer only one of the two languages? d.How many students prefer neither of the two languages? 2. A survey was conducted with 50 people on the ice cream flavor they like. It was found out that 28 like chocolate, 15 like mango, and 20 like strawberry. Furthermore, 8 like chocolate and strawberry, 11 like mango and strawberry, 7 like chocolate and mango, and 4 like all 3 flavors. Find the number of people who like: a.Chocolate only d. Chocolate and strawberry but not mango b.Strawberry only e. none of the flavors c.Mango only​