He was an apt scholar and gave striking evidence of ingenuity. While walking on the seashore he picked up the spine of a fish. Imitating it, he took a piece of iron and notched it on the edge, and thu

He was an apt scholar and gave striking evidence of ingenuity. While walking on the seashore he picked up the spine of a fish. Imitating it, he took a piece of iron and notched it on the edge, and thus invented the saw. He put two pieces of iron together, connected them at one end with a rivet, and sharpened the other ends to make a pair of compasses. How do the context clues in this paragraph help the reader understand the meaning of ingenuity? A. by giving the definition of the unknown word B. by providing examples of the unknown word C. by rephrasing the meaning of the unknown word D. by using synonyms and antonyms of the unknown word