Which of the Following Is Not One of the Traits

Which of the following is not one of the traits of core competencies and/or competitive capabilities?

A) The key to leveraging core competencies into competitive advantage is concentrating sufficient effort and talent on deepening and strengthening them that the firm achieves dominating depth and gains the capability to outperform rivals by a meaningful margin.
B) Core competencies have to be tweaked and adjusted to keep them fresh and responsive to changing customer needs and market conditions.
C) Core competencies typically are lodged in the combined efforts of different work groups and departments.
D) Core competencies generally grow out of company efforts to master a strategy-critical technology or to invent and patent a valuable technology.
E) Core competencies tend to emerge gradually rather than blossoming quickly.