You are presented with the question "Which structure can replace a ship for short distances?" and the following answer choices: 
- Weight
 - a bridge
 - Gravity
 - watershred
 - a yacht
 - Fuel cells
 - a house
 - a skyscraper

Now knowing that aship is used for moving people across bodies of water and commonly, a bridge is a structure built to cross a body of water, choose the best answer.


 

  a bridge       