Answer: Bottleneck effect
Explanation:
The bottleneck effect is terms of population size is one of the concept in which there is large reduction in the population size due to the various types of environment related factors and also due to the human activities are as follows:
- Floods
- Droughts
- Fires
- Earthquakes
- Planning of the human population
According to the given question, Bottleneck effect is one of the congestion point in which the large number of species or we can say that population is killed and it also increase the genetic drift. So, the above given situation is illustrating the concept of bottleneck effect.
Therefore, Bottleneck effect is the correct answer.
C. Means-tested welfare programs help people navigate difficult circumstances.
The correct answer is token economy. This is a system that
is defined as a kind of contingency management by which is being based on the
systematic reinforcement based on the targeted behavior and that the reinforcers
are likely to be referred to as symbols or tokens in exchanged for other reinforcers.
Answer:
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Explanation:
