Answer:
In photography, soft focus is a lens flaw, in which the lens forms images that are blurred due to spherical aberration. ... Soft focus is also the name of the style of photograph produced by such a lens.
Close up photography refers to a tightly cropped shot that shows a subject (or object) up close and with significantly more detail than the human eye usually perceives.
Focus is the one who focuses on an object.
Close up is when you bring your camera closer to an object.
I'm not so sure about my answer.
