When the subject needs to be emphasized more than the action performed,the active voice is used.So (a) is correct
I will go
An independent clause is a clause that can be by itself to form it's own sentence. "When running" and "If you are going" are dependent clause. A dependent clause is when a clause cannot form it's own sentence. Therefore, "I will go" is the correct answer.
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(a) My mother and I <u>are </u> delighted to see
<span>So you can find ways to address them in your answers.</span>