Answer: harvesting
Explanation: A harvest strategy is a business plan for either canceling or reducing a product's advertising expenditure. The management decides that improving revenue would expense too much.
In other words, when contemplating likely future sales from the drug, they could not justify the expense.When a commodity has arrived at the end of its life cycle, marketing managers pick a good harvesting approach. They target at generating the maximum return from whatever sales scope is left.
Thus, from the above we can conclude that the correct option is E.