The answer is D.
Factor production that could be changed during particular period is called Variable Factor of Productions.
Basically, factor of productions is divided to fixed and variable factor.
FIxed factors are the one that will always stay the same no matter how many products you made. For example electricity cost, building rent, etc
The variable factors differ depend on how product you produce, such as raw material.
Earth is a round planet made up of layers. The inner core, an outer core, the lower mantle, the upper mantle, and the outer solid crust. The earth is 61 degrees F (16 C). The earth is made up of iron and nickel. In fact, the earth is made up of oxygen (46%), silicon (27.7%), aluminum (8.1%), iron (5%), and calcium (3.6%). Composition of the Earth.
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1. <span>tolerar o un ser tolerante , esp . de puntos de vista , creencias, prácticas , etc., de otros que difieren de la propia
2.</span><span>una desviación permisible de una norma o de la ideal teórico , esp. en la fabricación o el montaje de componentes
3.</span><span>la capacidad de soportar</span>
