Take context from the input text and decide on the accurate relationship between 'Balfour Beatty' and 'construction' from the options provided.
Options: member of, manufacturer, industry, chairperson

Balfour Beatty (Other OTC: BAFBF - news ) issued another profit warning, with pre-tax profit likely to be lower by between £120m to £150m due to problems discovered in various parts of the infrastructure construction group as part of a continuing business review.
industry