Marcus invented a new bicycle helmet light that increases safety without being too heavy. He tried selling it at spring festivals but it was not getting much interest. The next month he decided to focus only on selling at gatherings of bike enthusiasts and a booth at the sporting goods store on Saturdays. He found his profits doubled almost immediately.

Question
Use the passage to answer the question.
Which characteristic of entrepreneurs most helped Marcus improve his profits?
(1 point)
Responses

self-correction
self-correction

patience
patience

innovation
innovation

endurance
endurance

innovation