Answer: The filter is a sharpen filter because none of the others make any sense also i do photography so just trust me ok!!
Explanation:
The Blur filters soften a selection or an image and are useful for retouching. They smooth transitions by averaging the color values of pixels next to the hard edges of defined lines and shaded areas.
A Noise Filter is Noise Reduction works at the expense of detail. The only way that software can diminish noise is by averaging out the values of a group of pixels.
Texture filtering is a technique that is used to reduce the aliasing that occurs when sampling from textures.
which warp and deform an image, stylize filters simulate different media, such as film, television, or print, for example. There are 27 Stylize filters: Add Noise adds noise to an image.