1. Mark the letter A, B, C, or D to indicate the word that differs from the other three. 1. A. popular 2. A. policy 3. A. attend D. comfortable D. develop D. study D. document D. important D. decide D. picturesque D. regular D. repeat D. knowledge 4. A. engineer 5. A. attractive 6. A. accept 7. A. entertainment 8. A. literature 9. A. product 10. A. luggage B. delicious B. police B. become B. recipe B. economic B. forget B. expensive B. information B. achieve B. bookshelf C. beautiful C. believe C. attentive C. positive C. developed C. promise C. preparation C. cultural C. prepare C. cartoon