D. parallel structure just means that all of your verbs in the comma series line up in regards to tenses, here. in choice D, it's "BE friendly," "INTRODUCE yourself," and "SMILE." these are all present tense verbs.
the rest of the choices don't match--"exercise" and "stretching" are two different verb forms in choice A, "to go to the library" is the odd one out in choice B, ane "to build" doesn't match with the "-ing" verbs in choice C.
I believe the answer would be beautiful because it is full of beauty
Answer: c is a compound sentence, because it is connected by but.
Explanation:
Answer:
OC.
Explanation:
ar·chae·ol·o·gist
/ˌärkēˈäləjəst/
Learn to pronounce
noun
a person who studies human history and prehistory through the excavation of sites and the analysis of artifacts and other physical remains.
Answer:it stresses the value of thoughtfulness
Explanation: