Characteristics of the Contemporary Market Place

Characteristics of the contemporary market place :

A) the scale and speed of information availability means that search costs have decreased and that consumers are in a better position to assess different alternatives in the marketplace.
B) The rise of platform technologies connecting networks of people and devices has weakened the role of the marketer in creating brand meaning.
C) The number of stakeholders involved in creating brand meaning has also increased.
D) All above options