How can you be 100% certain of that......what happens if you're wrong???
Why would it matter? She does not have anything to do with salvation.
Nothing.
Even Muslims get the Church's blessing...
841 The Church's relationship with the Muslims.
"The plan of salvation also includes those who acknowledge the Creator, in the first place amongst whom are the Muslims; these profess to hold the faith of Abraham, and together with us they adore the one, merciful God, mankind's judge on the last day."330