Read the following premise and answer if the hypothesis is true.
The Heater<br>The heater at Bobby's house didn't work. It was very cold. Bobby spent a few nights at his friend's house. He saved up money to fix the heater. Bobby called a repairman to fix the heater.
Hypothesis: Bobby fixed the heater by himself.. Is the answer "Yes", "No", or "It's impossible to say"? Respond with only the answer and no additional text.
No
No.