David Has Been in a Joyful Mood All Month

question 183

Multiple Choice

David has been in a joyful mood all month. According to the broaden-and-build hypothesis of positive emotions, ____.

• A) David will try to "spread" his good mood around to others
• B) David's mindset will be "expanded" (such that he has the urge to play, push limits, and so forth)
• C) David will attempt to hold on to this joyful feeling as long as he can
• D) David will tend to spend more time with people who are also in positive moods (and less time with people who are in negative moods)

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Definitions:

Nitrogen-Fixing Bacteria

Microorganisms that convert atmospheric nitrogen into a form that plants can absorb and utilize, such as ammonia.

Source-To-Sink

A concept describing the movement of materials or energy from a region of production (source) to a region of storage or consumption (sink) in organisms or ecosystems.

Pressure Flow

A hypothesis explaining the process by which sugars are transported in the phloem of plants from sources to sinks.

Active Transport

The movement of molecules across cell membranes from lower to higher concentration, requiring energy.