To complete this task we should recollect what is a compound - complex sentence? A Compound - complex sentence is a sentence with two or more independent clauses and at leasr one dependent clause. That`s the rule from the English Grammar. Thus, the correct answer is as follows:
My friend and I went to the beach today, but we were not able to go surfing bacause it started to rain.
I believe b, because then is considered a transition word
Answer:
B. “Chicago had recently renovated its fire alarm system, making it one of the best in the nation.”
Explanation:
This sentence is the claim in the text. The rest of the paragraph unfolds reasons and evidence that support it. For example, there were watchmen in firehouses ;in diffent boxes placed around the city; and in the cupola of the Courthouse. The men in the firehouses and in the boxes , if a fire was spotted, would telegraph an alarm to the man in the Courthouse. This would ring a bell to make the alarm more reliable. Well-organised Patrols would drive around the streets to extinguish the fires. The paragraph concludes with an opinion about the fire alarm system: <em>quite speedy and efficient.</em>
It would give the tone of their voice when speaking