Explanation:
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Giga usually means 10^9
We're trying to work giba, which is 2^30 into the vocabulary to differentiate them because of the confusion and difference that they create.
A software vendor is an organization specializing in making and selling software for mass or niche markets.
A software dealer is an organization which sell software produced by others.
Meanwhile, Software distribution<span> is the process of delivering </span>software<span> to the end user. And the person or organization who are responsible for distributing software to others are called as software distributors.</span>
Here the answer is A.