Read the chapter's mini case, and then answer the question.

chapter's mini case

Just as there are pros and cons of buying components and raw materials, there are advantages and disadvantages of making components and raw materials in$-$house. Car manufacturers can expect which of the following to be considered a disadvantage of in$-$house manufacturing?

a$.$ Protection of intellectual property

b$.$ Control over deliveries

c$.$ Lack of competition

d$.$ Control over quality