XML (eXtensible Markup Language) is a meta-language that defines a language (of your creation, within XML specs). The language that you create has to follow your specifications.
He could either use the tab key to indent, if you want to make the ruler visible, you can go to the view tab and click the check mark next to show ruler.
The answer is B. A only. The optimum valve timing is found through experimentation using an engine dynamometer. The timing of the opening and closing of the valves is called valve timing. So the use of dynamometer measures the power output of a machine that is why it can measure the optimum valve timing.
This is known as DNS poisoning, so called because it 'poisons' the entries of the DNS with false information.
Answer:
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