Explanation:
The purpose of visual aids is to explain an idea visually that cannot be expressed easily verbally. They should not be merely something for the audience to look at, but rather created carefully and presented effectively.
I believe it is #3. If that helps in any way.
The dependent clause is the one that can stand by itself. It must have a subject and predicate. "Because he's so good at playing piano" does have a subject and a predicate, but when you put the word 'because' at the beginning, which is a subordinating conjunction, it is not a dependent clause. Therefore, the answer is D, Steven was asked to play at the concert next month.
The answer is negative 291