The number of users who <u> </u> support has increased since the company released the latest version of its software.<br/><br/><br/><br/>(A) require (B) requires (C) is required (D) are required<br/><br/><br/><br/>Hi,<br/><br/>I prefer to choose A rather than B to fit in the above.<br/><br/>Correct me if I am wrong. Thanks.<br/><br/>