Question

Question was provided via image upload.

Explanation:

1. For question 1, "flung" implies a quick, careless movement, which aligns with the connotation of haste.
2. For question 2, the dog's instinct is attuned to the cold's danger, which is more accurate than the man's judgment, meaning the dog senses the threat better.
3. For question 3, "keenly observant" means noticing details sharply; "always he sharply noted" directly reflects this careful, attentive observation.

Answer:

1. B. haste
2. C. The dog had a better sense of the danger they were in.
3. B. "always he sharply noted"