the answer is b. here is why here are some examples
An adverb clause is a group of words that function as an adverb in a sentence. The clause can modify or describe verbs, adverbs, and adjectives. In general, adverb clauses add information that elaborates on when, where, why, how, how much or under what condition the action in the sentence takes place.
An adverb clause isn't just any group of words, however. A clause must contain a subject and a verb to be complete. An adverb clause also begins with a subordinating conjunction, such as "after," "if," "because" and "although." If you see a group of words in a sentence that acts like an adverb but does not have both a subject and a verb, it's an adverb phrase.
This form of persuasion is ethos. The author is using a credible source, a teacher, to prove that the activity will help students learn. It's important here that her mom is a teacher, if she wasn't, her mom might not be a credible source.
Light is the correct answer. Lustre (same as luster) is the way light interacts with the surface of a crystal, rock, or mineral.
hey bro i think that journalists reassure readers the their info is correct/reliable is by putting sites or something like that so you would be able to go and check it out hope this helped
Idk sorry.... maybe other people will answer this question...