question: temperature and humidity are the foundation of indoor air quality (iaq).
Capitalize this past sentence correctly.
A: Temperature and humidity are the foundation of indoor air quality (IAQ).

question: here are the features of photoshop file repair tool:
Capitalize this past sentence correctly.
A: Here are the features of Photoshop file repair tool:

question: “this year cph:dox has a greater focus than ever before on sustainability and climate change.
Capitalize this past sentence correctly.
A: “This year CPH:DOX has a greater focus than ever before on sustainability and climate change.