Rebecca has been operating a pet grooming business for several years and has already maxed out her personal credit and savings. She has designed a device that will make the pet grooming process more efficient but needs about $125,000 to take the idea further and perhaps sell it to other pet groomers. Which is the most likely source of financing that Rebecca could use?

a. Credit cards

b. New business grant

c. Funds from an angel investor

d. Venture capital financing