Here's a problem to solve: A student is given a liquid compound in a beaker. Which of the following is the best way to describe this liquid compound?

Among the 4 following options, which is the correct answer?

- A: definite shape, indefinite volume
 
- B: indefinite shape, indefinite volume
 
- C: definite shape, definite volume
 
- D: indefinite shape, definite volume
 