In 1950,when the World's Population Was 2

question 95

Multiple Choice

In 1950,when the world's population was 2.5 billion,it was unimaginable that the world could ever produce enough food to feed the present world population of 7.6 billion.Which of the following variables is key to having met this task (although far from perfectly) ?

• A)political cooperation among developed and developing economies
• B)birth control
• C)foreign aid
• D)technological change in agricultural production
• E)all of the above

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Definitions:

Psychological Processes

Internal operations of the mind that lead to different behaviors, thoughts, and emotions.

Cognitive Revolution

A movement in psychology that culminated after World War II, characterized by a belief in the empirical accessibility of mental states and events.

Mental Events

Internal cognitive occurrences that take place in the mind, such as thoughts, feelings, and perceptions.

Scientific Study

An investigation and systematic exploration based on empirical evidence and the scientific method to acquire or refine knowledge.