Before the industrial revolution crops were pick by hand and it was a very hard task. verse after factories and different opportunities gave individuals more equipment and help that they can use.
Answer:
A. an Allee effect.
Explanation:
Allee effect: In biology, the term "allee effect" is described as one of the phenomena which are distinguished as a specific correlation that exists between the mean of individuals fitness related to a particular species or population and the population density or size.
The main cause of the allee effect is the genetic mechanism.
In the question above, the given statement signifies an allee effect.
Bills I believe is the answer
Self-Determination Theory<span> is a theory of motivation and personality that addresses three universal, innate and psychological needs: competence, autonomy, and psychological relatedness.</span>
The answer is Brainstem and Cerebral Cortex. In which according to the activation-synthesis hypothesis of dreaming, random electrical activity in the brainstem is interpreted by the cerebral cortex to create a storyline. The activation-synthesis theory is a neurobiological explanation of the theorist of why dreaming happens. The theory was proposed in 1977 in which signifying that dreaming fallouts from the endeavor of the brain to make sense of neural activity that takes place throughout sleeping.