Mammals (Mammalia) are a class of vertebrate homeothermic amniotes (of "warm blood") that possess milk-producing mammary glands with which they feed the young. Most are viviparous (with the notable exception of the monotrematas: platypus and echidnas). A clear example of a mammal is man and his best friend, the dog.
This should not be included in the notes, because it is scientifically approved that mammals have the capacity to produce milk and give this food to their young, which is vital for humans or dogs as in the example
I believe it is D.
Why do you think so?
Well, A participial phrase is a group of words consisting of a participle and the modifier(s) and/or (pro)noun(s) or noun phrase(s) that function as the direct object(s), indirect object(s), or complement(s) of the action or state expressed in the participle, such as: Removing his coat, Jack rushed to the river. -A website I cannot name because of Brain.ly's Guidelines.
And since D: "Exhausted and stressed out, Darnell closed his textbook." has a participle, modifiers, and a noun phrase.
Note: Sorry if this took long, I had to do some research. ^^
Answer:
I'm not sure but if this help I think it would be either C or D
Explanation: