1 and 2 pls

Which of the following statements is incorrect about Operations Management? Operations Management is concerned with converting materials and labor into goods and services as efficiently as possible to maximize the profit of an organization. Operations Management is only relevant to manufacturing firms. Operations Management adds value to the inputs through the conversion process. Tactical decisions must align with correspondent strategic decisions. Which of the following DOES NOT belong to Supply Chain Management? Demand forecasting Aggregate production planning Master production scheduling Sales promotion