Leadership behaviour is influenced by certain qualities of a person is __________.

The correct answer is: B. Trait theory

Trait theory is a leadership theory that emphasizes the importance of personal characteristics in determining who will be an effective leader. According to this theory, leaders are born with certain traits, such as intelligence, charisma, and determination, that make them more likely to be successful in leadership roles.

The other options are incorrect because:

• Followers theory is a leadership theory that emphasizes the importance of followers in determining who will be an effective leader. According to this theory, leaders are only as effective as their followers, and that the best leaders are those who are able to build strong relationships with their followers.
• Situational theory is a leadership theory that emphasizes the importance of the situation in determining who will be an effective leader. According to this theory, there is no one-size-fits-all approach to leadership, and that the best leaders are those who are able to adapt their style to the situation at hand.
• Managerial grid is a leadership model that was developed by Robert Blake and Jane Mouton. The model identifies five different leadership styles, which are based on the leader’s concern for production and concern for people.