Read this sentence from Silent Spring.

Along the roads, laurel, viburnum and alder, great ferns and wildflowers delighted the traveler's eye through much of the year.

The wrongs done to trees, wrongs of every sort, are done in the darkness of ignorance and unbelief, for when light comes the heart of the people is always right.

Which best states a comparison of the tones used in these sentences?

Both sentences are negative, but the second sentence has a more negative tone.
Both sentences are positive, but the first sentence has a more serious tone.
Both sentences are despairing, but the first sentence has a gloomier tone.
Both sentences are uplifting, but the second sentence has a more moral tone.