A Push Strategy Involves Which of the Following

A push strategy involves which of the following?

A) A push strategy involves an attempt to sell into channel intermediaries (e.g. retailers) and is dependent on personal selling and trade promotions
B) A push strategy involves bypassing intermediaries to communicate to consumers directly
C) A push strategy involves heavy promotional expenditure at the start of an advertising campaign to achieve the maximum impact
D) A push strategy involves heavy promotional expenditure throughout the duration of an advertising campaign to achieve maximum impact