Cicero:
good night then, casca. this disturbèd sky
is not to walk in.

which statement paraphrases this excerpt best?

good night, casca. isn’t tonight’s weather wonderful?
good night, casca. we should walk in this weather because it is sunny and warm.
good night, casca. see you tomorrow. walk safely.
good night, casca. we shouldn’t be walking in this weather.

The statement "Goodnight, Casca. We shouldn’t be walking in this weather" is the one that paraphrases this excerpt best.

Option (d);

EXPLANATION:

Paraphrase means rephrasing the statement that a speaker or writer expresses in its own words. The above-given line is from the play  'Tragedy of Julius Ceaser' by William Shakespeare.

In the given line, Casca and Cicero, meet on the street and are talking about the bad weather. Also, they suggested not to walk under that sky as there could be a possibility of the storm or something.

So, they wish goodnight to each other and walk away.