Oxygen tanks can explode if the gas is ignited. why is this?

Oxygen is a non-flammable gas due to the fact that it does not burn. But oxygen is needed for burning to take place; that is, oxygen support combustion. The primary hazard for oxygen is as an oxidizer. As an oxidizer, oxygen vigorously accelerates combustion. Because of this, a minimum of twenty feet must be maintained between oxygen and other combustible material or else, the oxygen container can explode if ignited.

You can literally find this on google of each science career and search up what type of training you need and how many years in school

Ithink it's choice d (antibiotic resistance)