This is one of many places where you're unlikely to find a sloth, and it may be illegal to keep one here. What is this? Choose the most suitable option to answer the above question. Options：  A. basement  B. universe  C. bedroom  D. tropical jungle  E. amazonia
A

If you want to make a big splash in a river with a rock, from where should you throw it? Choose the most suitable option to answer the above question. Options：  A. mountains countryside  B. ground  C. bridge  D. mountain range  E. surface of earth
C

What can an injury cause that is messy? Choose the most suitable option to answer the above question. Options：  A. cause bleeding  B. become infected  C. distress  D. cause death  E. hurts
A