Here's a problem to solve: Students will perform an experiment to find out how long it takes 2 g of salt to dissolve in 50 mL of water. Which experimental method will provide the most accurate results?

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

- A: one student taking time measurements for one experiment
 
- B: two students taking time measurements for one experiment
 
- C: one student taking time measurements for three identical experiments
 
- D: three students taking time measurements for two identical experiments
 