Utilize the input text as a context reference, choose the right relationship between Mastek and software from the options. Options: product/material produced, manufacturer, distributed by, industry, position held, original broadcaster, owned by, founded by, distribution format, headquarters location, stock exchange, currency, parent organization, chief executive officer, director/manager, owner of, operator, member of, employer, chairperson, platform, subsidiary, legal form, publisher, developer, brand, business division, location of formation, creator.

Shares of software company Mastek on the other hand, closed 5.38 per cent lower at Rs 202.20 on BSE.

Answer: industry