In this task, You are given an open-domain question that can be answered based on factual information. Your task is to provide \*short\* answer (in a few words only) for the given question. The short answer can be one or more entities or it can also be boolean \*yes\* or \*no\*.

[EX Q]: what episode does angelina leave in season 2
[EX A]: 10

[EX Q]: current board of governors of the federal reserve
[EX A]: Jerome Powell

[EX Q]: during diagenesis the sediments may undergo ___ changes
[EX A]:
physical