Answer:
a. Functional-level manager
Step-by-step explanation:
Functional level strategy is the day to day task strategy , which is needed by the company to execute or complete a particular task of the company .
The guidelines are framed by the top level management .
The functional manger is the person responsible over the organizational units , which could be the company , business or organisation .
hence , the correct option for the given information is a. Functional-level manager .