I think it's a because every word has a subject and a verb
It’s b but I can see you already have the answer
A search engine is a program that searches/identify items in a database which corresponds to keywords specified by the user. A meta search engine is an online information retrieval tool that uses data of a web (search English) and that makes its own results. A subject directory is a service which offers a collection of links to the internet which is posted by creators. Hope this helped!
Do i agree with the ideas presented?
do i think the writing is interesting?
do i like the essay?
do i see that the writer tried to add style to the essay
do i notice that the writer tries to engage readers?
<span>An adverb
clause is a group of words that works as an adverb (which answers the questions
when?, where?, why?, how?, how much? and under what condition?) and can modify verbs,
adverbs and adjectives.</span>
<span>
So the correct answer is "who received a good grade".</span>