Some times the equipment is broken or doesn’t work as good as you like
Answer:
No
Explanation:
She is incorrect in saying that she will not get breast cancer with 100% certainty. Although, since her BRCA1 and BRCA2 alleles were found to have no mutations signalling breast cancer, this means that there might be a very small chance that she could still develop breast cancer.
Even though it is highly unlikely that she will develop breast cancer, there is still a very small chance that it can occur.
I believe "reasonable" would be the word you are looking for there.
To see the beautiful world around