According to the text, what functional$-$level strategy can help a company differentiate itself in terms of product offerings?

Question $13$ options:

a$)$

Achieving economies of scale and learning effects

b$)$

Adopting lean production and flexible manufacturing technologies

c$)$

Streamlining processes to take out unnecessary steps

d$)$

Designing product offerings with high perceived quality in terms of functions, features, and performance

e$)$

Implementing just$-$in$-$time inventory control systems