question: the "undetectable" flaws, said researchers, put the majority of devices around the world at risk at least 5.3 billion devices including windows, android, linux, and apple devices.
Capitalize this past sentence correctly.
A: The "undetectable" flaws, said researchers, put the majority of devices around the world at risk at least 5.3 billion devices including Windows, Android, Linux, and Apple devices.

question: the hole from the dynamite makes it easy to penetrate the wreck that can be explored from within in its entire length.
Capitalize this past sentence correctly.
A: The hole from the dynamite makes it easy to penetrate the wreck that can be explored from within in its entire length.

question: 19. fold the corner between the leg point and the nose.
Capitalize this past sentence correctly.
A: 19. Fold the corner between the leg point and the nose.