I don't know im really sorry.
Answer:
PNG
PNG stands for Portable Network Graphics. It’s an important file format that helps a lot in photo editing. You can use PNGs for completely transparent backgrounds or drop shadows (partial transparency) for the great effects.
Angle of view (AOV) describes the angular extent of a given scene that is imaged by a camera. It is important because the angle creates an effect as you capture a subject. Hope this answers the question. Have a nice day. Feel free to ask more questions.
Answer:
The answer is either B or C.
Explanation:
They all had a purpose and tried