An example of a challenge facing the American people during the late 20th and early 21st century is public education. The American democracy depends on an educated and well informed citizenry.
The correct answer is A. In that time, it was important to know where a person's family was from.
Family name has always been important in history. It is still important nowadays, but many might disagree with that.
Answer:
d. we come to school by bus
<span>I believe the answer is B. hope this helped :)</span>
The following sentence contains an adverb clause.
This sentence contains two clauses - an independent clause (We moved) and a dependent/subordinate clause (because our house was too small). Given that the second sentence gives us a reason why they moved, it acts as an adverb, which is why it is an adverbial clause.