You are on a containership. The cargo includes a container of small arms ammunition，a container of lead-acid storage batteries and bottles of methyl acetylene. Which statement is TRUE?（）.
- AThe storage batteries must be stowed on deck away from the ammunition
- BThe storage batteries must be at least ten horizontal feet away from the methyl acetylene if in the same space
- CThe ammunition must be separated from the methyl acetylene by at least one hold
- DThe methyl acetylene may be stowed on deck or under deck with under deck stowage to be used if available