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A dependent clause adds something to a sentence but cannot be a standalone sentence, hence "dependent." In this sentence, "when I had... phone" is a dependent clause.
Romeo and Juliet's tragic deaths
C. Using vivd language and sensory details to create images.
Billy Jo thinks that the sky is blue because the sun paints it each morning.
<em>Billy Jo thinks that the sky is blue</em>. This is the independent clause. It has meaning by itself.
..<em>because the sun paints it each morning</em>. This is the dependent clause. It does not have meaning by itself. It needs the independent clause. It gives extra information -reason- related to the information in the independent clause.