Which best identifies a rhyming couplet?

a. i told my wrath, my wrath did end.
i was angry with my foe:

b. night and morning with my tears.
and i stunned it with smiles,

c. and into my garden stole.
when the night had veiled the pole;

d. but only so an hour, then
leaf subsides to leaf.

C. And into my garden stole.  

When the night had veiled the pole;

Explanation:

What a rhyming couplet is, is two line of the same length that rhyme and complete one thought.

See at the end where it rhymes and all the other sentences don't.

C is your answer.

the central idea of the above passage is following;

central idea: cultural study is very important specially archaeology. grimm's stories very well cater to the importance of cultural relevance.

explanation:

do you have options?