Here's a problem to solve: In 1903 Mary Anderson invented the first windshield wiper. How did this invention most likely help people?

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

- A: It helped people use less gas.
 
- B: It kept people from driving too fast.
 
- C: It made cars easier for people to buy.
 
- D: It made cars safer to drive in bad weather.
 