If this is how you've presented the question, Its a bit hard to answer it when one hasn't read these books. It'd be best if you'd put both books into a summary for us to go based off of, at most.
Answer:
Sherpa is one of the Tibetan ethnic groups native to the most mountainous regions of Nepal and the Himalayas. The term sherpa or sherwa derives from the Sherpa language words Shyar and Pa, which refer to their geographical origin of eastern Tibet.
I found this in wiki
I fart constantly so my bowel systems are messed up I do enjoy a good toot they’re very angelic NOW SLIDE THAT BRANLIEST
Answer:
Susan's horn is given to Caspian. As a relic of Old Narnia, the horn coming into Caspian's possession signals his acceptance of the older ways. When blown, it calls the Pevensie children to Caspian's aid, making it both practical and fabulous