When storing gas cylinders, which practice should be followed?

When storing gas cylinders, which practice should be followed?

• A. Store upright, secure cylinders, away from heat, in a ventilated area, with valve protection caps.
• B. Store cylinders on their side near heat sources.
• C. Store upright but unsecured and in a non-ventilated area.
• D. Store cylinders in a locked, unventilated cabinet.

Answer: (A)