question: and only one of them was out on a rogve, to greet the gannets.
Capitalize this past sentence correctly.
A: And only one of them was out on a Rogve, to greet the gannets.

question: before you can open a mfx file, you'll need to figure out what kind of file the mfx file extension refers to.
Capitalize this past sentence correctly.
A: Before you can open a MFX file, you'll need to figure out what kind of file the MFX file extension refers to.

question: definition the territorial division of a country such as a county or state expresssed as a code
Capitalize this past sentence correctly.
A: Definition The territorial division of a country such as a county or state expresssed as a code