Respuesta :

the third one, if you add the comma without the when then you would have a comma splice (when you put a comma between 2 independent clauses without a conjunction) adding the when before Cynthia makes the first part a dependent variable  and makes it okay to add the comma!

Hope this helps! :)

Answer:

The second one! Cynthia got a new fish, she named it Nemo.

Explanation:

Hope this helps :))

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