What is the difference between business strategies and business models?

a. business strategies incorporate forms of traditional business advertising, while business models incorporate the use of social media.
b. business strategies focus on specific aspects of a business, while business models focus on how different aspects affect the whole business.
c. business strategies include long-term business plans, while business models include plans for daily business functions.
d. business models focus on specific aspects of a business, while business strategies focus on how different aspects affect the whole business.