Okay, well a plow is used for farming. Basically the Sumerian plow is like a modern day tractor. If you have ever heard the term, "to plow the fields", you would know and immediately think of a tractor.
A fixed factor<span> of </span>production<span> is one who quantity can not be changed. Examples include major pieces of equipment, suitable factory space. A variable </span>factor<span> of </span>production<span> is one whose usage rate can be changed easily.</span>
Wanax was another name for a Mycenaean king.
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Answer:</h2>
<h3 /><h3 /><h3 /><h3 /><h3>D. It is easy to resharpen.</h3>