<span>D. Make changes to your code
Variables allow the ability to easily substitute numbers for other numbers.
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Answer:
True
Explanation:
You can learn through many different textbooks that a closed system is always closed.
No more than six lines, and no more than six words in a 6 by 6 rule.
Answer:
enables you to make changes to one part of an image without accidentally changing other parts
Explanation:
Computer aided designs incorporate the use of multiple layers in drawings. The first layer is known as the layer 0, while the present layer the designer is working on is known as the current layer. The advantage of the incorporation of layers in designs include the following
1. It helps objects to be altered, grouped, hidden and moved as the designer wishes.
2. Layers can be grouped and worked on separated and common properties like color and line weight assigned to them.
3. Layers can be manipulated as the user wishes. They can be locked, frozen, turned off, etc. Locking prevents accidental changes being made on objects.
