（求助）请问我属于Visa/Entry Clearance还是an extension of sta

应该是 extension of stay

“A full list of requirements for a students Visa/Entry Clearance can be found at , or an extension of stay, at ” (From ATAS)请问, 我已经在英国了,想在英国续签,属于Visa/Entry Clearance还是an extension of stay? (去前一个还是后一个网站?)谢谢.

---