Which of the following statement (s) is/are correct?

Management is an activity which is necessary wherever there is a group of people working in an organisation. People in organisations are performing tasks to fulfill their personal objectives. Management aims at guiding the people's efforts towards achieving their personal goals as they are paid salary for their services. Both 1 and 3

Management is an activity which is necessary wherever there is a group of people working in an organisation.

Management is an activity which is necessary wherever there is a group of people working in an organisation. People in organisations are performing diverse tasks but they are all working towards the same goal. Management aims at guiding their efforts towards achieving a common objective — a goal. Thus, management has to see that tasks are completed and goals are achieved (i.e., effectiveness) with the least amount of resources at a minimum cost (i.e., efficiency).