Which wording distinguishes permission from ability?
กYou can access the archive, so you may be physically able.
ขYou are able permission to access it, and it can approval you searching.
คYou may search because your computer can permission.
งYou may access the archive after approval, and you can search it using the catalog.
เฉลยอธิบาย
may ใช้แสดงการอนุญาต ส่วน can ใช้แสดงความสามารถ