Which of the following should be used when you want to add a slide to an existing presentation?

What was the first civilization to deny the deaf education? what was the name of the man in france who developed the first free public school for the deaf, and what year was the school established? what year was america’s first school for the deaf founded, who was the founder, and where was the school located? what did total communication lead to in the 1970s (name the law, the year, and what the law required)? what happened to deaf schools in 1990: what were they deemed and what was the result?

Output: 15 16 17 25 26 27 35 36 37 45 46 47

X•(-5)=60 someone plz me cause like yeah