Moves closer to a part of a subject in the same scene to focus the eye.
Full body to face, table to the product on it.
Use the start frame of the wide shot as a reference and create the close-up's start frame with "tighter framing of the same moment". Since time continues, match the action state to the end of A.
Two-shot sequence: Shot 1, wide shot, a violinist plays alone on an empty stage under a single spotlight, 3 seconds; cut-in to Shot 2, the same moment and the same light, tight close-up of her bow hand sliding across the strings, no change in motion or music, 3 seconds.