Refer to the Figure

question 5

Multiple Choice

Refer to the figure.
The figure shows the influence of soil temperature on the interaction between two wetland plants, forget-me-nots and cattails. Cattails have extensive air channels for transporting oxygen in their leaves, stems, and roots. Forget-me-nots lack air channels. Based on the figure, as soil temperature increased, the influence of cattails on the growth of forget-me-nots changed from

• A) neutral to negative (no effect to competition).
• B) positive to negative (facilitation to competition).
• C) negative to positive (competition to facilitation).
• D) positive to neutral (facilitation to no effect).

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Definitions:

Risk-free Asset

An investment with a guaranteed return and no chance of default, such as government bonds.

Risk Aversion

The preference to avoid risk, where investors require higher returns to compensate for higher risk.

Expected Returns

The average of all possible returns for an investment, weighted by the likelihood of each outcome.

Standard Deviations

A statistical measure indicating the amount of variation or dispersion from the average or expected value, widely used in finance to assess investment risk.