Answer:
By clicking the File tab and selecting Options.
Explanation:
Based on the given words above, I believe that there is nothing that is incorrectly capitalized. The proper nouns are correctly capitalized aside from the word "ethiopian" which is supposed to be "Ethiopian". Hope this is the answer that you are looking for.
Mabinogion is the book of medieval tales. The tales date back over 1000 years.
(Tryst mr, im half welsh)