Can anyone please help me on these two questions it would really help xxx

What are the most likely causes of conflict at the meeting? check all that apply.

Me and category do i put them in because this is science

William travels a lot on business purpose. he needs to regularly communicate with his business partner. he also needs to send out weekly reports to his boss while he is traveling. which web-based application best suits william’s needs? (social media, webmail, wiki) is the best web-based application for william. he can access this application via the internet using a (digital cable, fax machine, web browser).