Which of the Following Is Not a Characteristic Pattern of Attack

Which of the following is not a characteristic pattern of attack that new entrants employ to gain entry into an industry?

A) Entry on the periphery of the entry
B) Offering new products or services that capitalize on changes in more than one industry dimension
C) Offering new products or services that focus on change in one industry dimension
D) Engaging in entrepreneurial judo
E) None of these