World literature usually is the study which explores the different realms of culture and their norms. From these cultures, norms and everday experiencces literature is born and conceived which people write, tell and pass to the next generation. Thus, we discover them by their relativism.
In this world literature, it is about the ancients.
First of all everyone should know this answer. But in case you don't know sometimes someone as in your classmate can be allergic to any sort of animal. Sometime it just depends on the kind of pet. If it was to be a dog then there are quite a few reasons. This question is fairly easy to answer.
Answer:
1 and 4 are punctuated correctly