Ultimate responsibility for seeing that a strategy is executed successfully primarily falls upon the shoulders of:

Group of answer choices

a company's whole management team$$each manager is responsible for attending to what needs to be done in his$/$her respective area of authority and thus should be held accountable for the strategy's success or failure.

a company's chief executive officer, its chief operating officer, and the heads of major units $($business divisions, functional departments, and key operating units$).$

the company's board of directors because board members are the final authority in overseeing and conducting daily operations.

first$-$line supervisors who have the day$-$to$-$day responsibility of seeing that key value chain activities are done properly.

all company personnel because all employees are active participants in the strategy execution process and the caliber of their actions have a huge impact on the ultimate outcome.