Answer: I. “The fog comes/on little cat feet” and III. “On silent haunches/and then moves on."
Explanation: When writing a text or a story, the use of figurative language is a tool that helps the author to create a mental image on the reader. Some examples of figurative language are metaphors, similes, hyperboles, personification, allusions, analogies, etc. In the given sentences the ones that best exemplifies the use of figurative language are “The fog comes/on little cat feet” (it is a metaphor that compares the fog with cat feet) and “On silent haunches/and then moves on" (which is also a metaphor).
