You will be given a definition of a task first, then an example. Follow the example to solve a new instance of the task.
In this task your given two statements in Italian. You must judge whether the second sentence is the cause or effect of the first one. Label the instances as "cause" or "effect" based on your judgment. The sentences are separated by a newline character.

L'oggetto era incartato nella plastica bollata.
Era delicato.
Solution: cause
Why? The object being delicate is the cause of wrapping it in bubble wrap.

New input: Il lavandino del bagno era intasato.
Ci versai dentro dell'acido muriatico.
Solution:

Show your work and conclude with the exact phrasing "Therefore, the final answer is [answer]." where [answer] is just the final number or expression that solves the problem.
user
effect