Awell-established business has a strong team of well-trained and long-term employees. though the company has taken efforts to diversify their product line and maintain their brand's relevancy, they have experienced a steady decline in profits over the last five years. which factor would most likely explain the company's drop in profits? 
a. the company has an internal weakness of paying its employees too much.
b. the company has an internal weakness of not maintaining a strong internet presence.
c. the company is experiencing external threats as the cost of production declines.
d. the company is experiencing external threats as the economy is in a recovery period.