Final answer:
The appropriate word to fill the blank is 'toco la guitarra', which means 'I play the guitar' in English.
Step-by-step explanation:
In the given sentence, the appropriate word to fill the blank is D. toco la guitarra, which means 'I play the guitar' in English. This sentence would then translate to 'I love rock music, and because of that, I play the guitar.'
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