Solution:Peter Drucker associated with management theory. Drucker gave importance to the objective function and specified the division where clear objective is necessary. These are innovation, productivity, market standing, financial resources, profitability managerial performance and development, employee performance and social responsibility. Drucker wrote a article for 'The wall street Journal' (1993). It was entitled "The Five Deadly Business Sins". It could have been called "The Five Deadly Marketing Sins". That are-Dogmatism, Having lofty objectives, attempting to do several things, Greater number of employees, Giving problems over |opportunities.