Which of the Following Lists All the Stages of the New

Which of the following lists all the stages of the new product research process?

A) Generation of new product concepts, evaluation and development of actual products, testing the marketing program.
B) Generation of new product concepts, development and evaluation of new product concepts, development and evaluation of actual
Products, testing the marketing program.
C) Development and evaluation of new product concepts, development and evaluation of actual products, testing the marketing program,
Launching the product nationally.
D) Generation of new product concepts, evaluation and development of new product concepts, evaluation and development of actual
Products, launching the product nationally after a test market.
E) None of the above.