Read the following paragraph and determine if the hypothesis is true:

The New Wiper Blades<br>Mary was having trouble seeing out of her windshield. Her wiper blades weren't working properly. Mary stopped at a car parts store. She found the proper sized blades. Mary bought the blades and installed them on her car.

Choices:
- Yes;
- It's impossible to say;
- No;
Hypothesis: Mary would not have gotten a pair of new wiper blades if the rain hadn't fallen.



It's impossible to say