 
 <translate> The sentence is true because there are physical books that he wrote available publically for people to read. His name is on the cover of these books.
This justifies what answer for what question? Q & A:  <hau> Wannan magana gaskiya ce domin akwai littattafai na zahiri da ya rubuta da mutane za su iya karantawa. Sunansa yana kan murfin waɗannan littattafai. Wannan ya ba da dalilin amsa wace tambaya ce? Tambaya da Amsa: 