Answer:
9/11 was Terrorist attack on the pentagon and the twin towers several several thousand people were hurt or killed
A When allele of one gene masks the phenotype of another gene
B) overtime, any given word can disappear from a language or acquire a new meaning.
My duty was to smuggle the pearls from my mom's drawer.
It could affect how said person gets a job. cyberbullying is checked for in interveiws.