Verb.
It can't be any other part of speech in this example.
"Yet the Lord so upheld these persons, as in this general calamity they were not at all infected either with sickness, or lameness."
"And I doubt not but their recompense is with the Lord."
Frodo sees (B.) signs of war everywhere around him when he sits in the Seat of Seeing on Amon Hen.
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As the 20th century progressed, the laws of science were increasingly considered to be mysterious and questionable. Option D is correct.
Science advanced dramatically during the 20th century. New and radical developments in the physical, life and human sciences existed. Besides, a great amount of new technologies were developed in the 20th century. Moreover, some technology innovation created in the nineteenth century were perfected in the 20th century.