Why Is It So Difficult to Pinpoint the Emergence of the Earliest

question 51

Multiple Choice

Why is it so difficult to pinpoint the emergence of the earliest languages?

• A) Written language only appeared about 5,000 years ago.
• B) Modern apes have a rudimentary language, so it must date to at least the divergence of the human and ape lineages.
• C) There are clear structural differences in the brains of people who speak and people who don't, but we have no fossilized evidence of brain structure.
• D) Every culture reports that they have been able to speak since the beginning of time.

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Definitions:

Dividends

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ROE

Return on Equity, a profitability ratio that measures the amount of net income returned as a percentage of shareholders' equity.

Plowback Ratio

The proportion of earnings that a company reinvests into its business rather than distributing to shareholders as dividends, indicating its growth strategy.

ROE

Return on Equity, a measure of financial performance calculated by dividing net income by shareholder's equity, indicating how well a company uses investments to generate earnings growth.