Option A is the one that best identifies the central idea of the text. This option states that:
"Mushikiwabo believes it is best for Rwanda to forget its history with genocide, as too many people were involved to hold anyone truly accountable."
We can arrive at this answer because:
The text reinforces the idea that, although the murder was caused by the Hutus, the State allowed and encouraged the realization of this event, which shows that there are many people to blame for it.
This is the main idea of the text and is aligned with what is presented in option A.
The central idea of a text refers to the main subject that will be presented and debated.
You can get more information about central ideas at the link:
https://brainly.com/question/1914191