Prison labor is a form of unfree labor. It is the forced labor done by the convicts in a prison. The prisoners may have to do even hazardous labor.
Permafrost refers to the fact that the ground in high latitudes which is permanently frozen - that is, which does not defreeze in the summer. It does not defreeze because it is isolated by soil - this is the correct answer - from the warmer air, so it is actually not in touch with the positive temperatures.
The greeks had victory over
marathon
salamis
and Plataea in the 5th century BCE
The correct answer to the given question above would be option A. The relationship between self-regulation and behavior modification is that, <span>self-regulation is the process that enables individuals to accomplish behavior modification goals. Self-regulation is the ability to monitor and control our own behaviors and emotions while behavior modification is alteration of one's behavioral patterns. Hope this answers your question. </span>