Answer:
The sentence in the passage that most supports the inference is:
sentence 4.
Step-by-step explanation:
According to sentence 4, Elon Musk's ideas would sometimes seem strange to others. This fact allows us to infer something: that he was sometimes criticized for his ideas. And why is that? People tend to criticize things they find odd or they simply do not understand. Therefore, sentence 4 is the option that best supports the inference.
Born in 1972, Elon Musk is a South-African engineer and businessman. He is currently most famous due to his company's success in launching rockets and working alongside NASA.