Are these statements true (T) or false (F), according to...

Are these statements true (T) or false (F), according to the text?

( ) The tablet revolution has developed several products for the visually impaired.

( ) Button-less touchscreens have traditionally been designed to help those who are blind.

( ) A group of visually impaired people has been developing special kinds of tablets.

( ) A Stanford team has created a touchscreen-based Braille reader.

( ) Adam Duran created a touchscreen-based Braille writer with the help of two professors.

Mark the alternative which presents the correct sequence, from top to bottom.