Q. Examine the following three statements:1. Processed meat is a perishable food.2. All perishable foods are packed in sealed tins.3. Sealed tins sometimes do not contain processed meat.Which one of the following inferences can be drawn from the above statements? 

1. Sealed tins always contain perishable food
2. Processed meat is sometimes not packed in sealed tins.
3. Processed meat is always packed in Sealed tins
4. Non-perishable foods are never packed in sealed tins