Answer:
(B) Some parents buy bulletproof backpacks because they feel it is the only option they have now to protect their children.
Step-by-step explanation:
AS school shootings are happening more often, and as our legislative powers aren´t doing enough to pretect the children and students, the parents of those students are buying bulletproof backpacks as they feel that that is the only mean they have to protect their kids from something that the government has failed to protect them on its own.