I do my homework and schoolwork in separate books. I don't get muddled up.

C. I would get muddled up if I did not separate homework from schoolwork.

A. How the development of technology can be monitored.

B. How different human cloning is from animal cloning.

A. Cloning technology can help cure back and neck injuries.

B. The first dog to be cloned was in Korea.

A. reproductive cloning

B. the development of cloning technology

A. Suburban people prefer living in the countryside with good social amenities than the noise and bustle of the town centre.

B. Suburban people take pleasure in good social amenities without the noise and bustle of living in the town centre.