Profit margin for an investment center measures investment center income earned per dollar of sales.
The profit margin is the percentage of revenue that a company keeps as profit. The higher the profit margin, the more profitable the company is. Investment refers to the act of putting money into something with the expectation of earning a return.
When you invest in a company, you are buying shares of that company and hoping that the company will be successful and the value of your shares will increase. The relationship between profit margin and investment is that the higher the profit margin, the more attractive the company is to investors.
Hence the correct option is "First".
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