I would say B. false.
Technological advances, while having positive effects on health, have also had detrimental effects on health. Advances have also cause an over-reliance on technology which can be viewed as detrimental. Furthermore, advances have impacted our mental health and the way our brain and memory work in a negative way. There are several more opinion based reasons that someone could have for this answer (including cyber bullying, cyber crime, weapons, etc.).
I can't promise you this is the correct answer. This is an opinion based question because each person will have a different opinion on what "nearly no" means.