I think it would be present tense
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.
Answer:
xXMonkey explains your answer!
Explanation:
The reason the passenger pigeon went extinct is because of the mass hunting that went on. The reason they were hunted was for their meat, which exploded in the market. Soon, their numbers started dwindling, and they were quickly approaching their demise.
Before long, the passenger pigeon was gone. The extinction of this species sent a ripple through the world. In a simple explanation, no more pigeons, no more pigeon meat. This was kind of the first step to conservation. The passenger pigeon, in a way, gave itself up for conservation and the protection of the other species. Thank you for reading.
Hope this helps. -xXMonkey
Answer:
Upper class is the richest, lower class is the poorest, middle class is in between, most people are middle class
Explanation:
It seems that you have missed the necessary excerpt to answer the given question above, but anyway, I have searched for it and the answer to this question would be the last option. The <span>characteristics of Odysseus, the story’s epic hero, that are most shown in the excerpt are character and loyalty. Hope this answer helps.</span>