Which of the following statements is true?

		Management exercises discretion over expenses such as advertising, rent, and repairs, expenses that should be minimized as much as possible so that profits are as high as possible.
		When analyzing operating expenses it is important to track accounts in terms of relationship to assets and liabilities.
		Land is the only account that needs to be analyzed with regard to depreciation and amortization.
		Advertising costs should be a major expense in the budgets of companies for which marketing is an important element of success.