Among the blue chip stocks, construction company Fletcher Building fell 0.1 per cent to $8.27, telecommunications retailer Spark New Zealand declined 0.7 per cent to $2.86, and Auckland International Airport rose 0.6 per cent to $5.205.
Utilize the input text as a context reference, choose the right relationship between 'Fletcher Building' and 'construction' from the options.
Options: owned by, employer, industry, currency