Utilize the input text as a context reference, choose the right relationship between 'Hacking Team' and 'information technology' from the options.
Options: headquarters location, chairperson, industry, distribution format

Mwangi, who has not responded to several calls and an email from RFI, was introduced to Hacking Team by Chris Kinyanjui, executive director of Com 21 Ltd, a Kenyan information technology and communications company.
industry