Question

Question was provided via image upload.

Explanation:

1. The original phrase uses a participial phrase correctly to show the result of condensation; "NO CHANGE" maintains grammatical flow.
2. To emphasize slowness and lack of control over pace, the phrase that highlights minimal forward movement is best.
3. The clause after "rising sun" is an independent clause, so an em dash can replace the colon for consistent punctuation with the earlier em dash in the passage.
4. "Cliffs" is plural possessive incorrectly in the original; the correct form is plural non-possessive "cliffs" and singular possessive "crater's" to show the edge belongs to the crater.

Answer:

1. F. NO CHANGE
2. B. Able to advance only a few steps at a time.
3. G. sun—
4. C. cliffs at the crater's