Read the passage and make the correct choice

Thomas Edison was born in Ohio, the seventh and (11) …………………child of Samuel and Nacy Edison. Even (12) ………….a small child he was curious about everything. He always asked questions like “Why is the sky blue?” or “What makes it rain?” When he was (13) ……………..to school at age seven, he asked so many questions (14) …………….the school teacher beat him with a leather strap and (15) …………….that Tom was “dull”. When Tom told his mother, she took him out of school and taught him (16) …………….. . His total education in public school (17) ………… three months. Because of his curiosity to (18) ……………. out what made things happen, he developed an interest in electricity and experimented constantly. Eventually, his experiments led to many inventions (19) ………….. the phonograph, the electric light and motion pictures.

Câu 11 : (11) ................

A. young

B. youngest

C. younger

D. the youngest