Their software – for which Aconex typically charges clients 0.1 per cent of a project's value – integrates document and information management systems across different firms that work on projects, while verifying and checking data and eliminating data errors.
Take context from the input text and decide on the accurate relationship between 'Aconex' and 'software' from the options provided.
Options: distribution format, legal form, product/material produced, stock exchange