The sentence in which the adverbial clause modifies an adverb is <span>The Double Eagle II was a hot-air balloon that flew farther (than other hot-air balloons.)
The adverb it modifies is <em>farther.
</em><em /><em />All of the other sentences have clauses that modify verbs, not adverbs.
</span>
Sorry I don’t know how to right a poem I don’t understand them. Thanks for the points
Answer:
A. underestimate the value of the small steps they can take.
Explanation: