Question 2 (15%)

Supply the missing premise or conclusion of the following enthymeme in

such a way that the resulting syllogisms are valid. Write the syllogisms in

standard form, and test them for validity using Venn diagrams. Be sure to

indicate how you are abbreviating the terms involved, label your diagrams

clearly, and explain whether the syllogisms are valid or not.

No fruits are sour. Therefore, no pineapples are sour.