2. Mini case study (5%) A diversified multinational enterprise (MNE) has six major lines of businesses: A, B, C, D, E, F. The current configuration of the company's businesses is illustrated in the BCG portfolio model below. The circle size represents the share of one business line's sales revenue in the company's total sales revenue. Do you think a portfolio of businesses like this is desirable? And why? high E D F market growth B A C low high low relative market share