Concept:Umrah consists of specific rites, while Arafat belongs only to Hajj.Explanation:Miqat is the boundary from which the pilgrim enters the state of Ihram, so it is required in Umrah.Sa'y, the walking between Safa and Marwah, is a compulsory rite of Umrah.Talbiyyah is recited after intending Umrah, and it is considered part of the rites.However, standing at Arafat is not among the actions of Umrah; it is an obligatory rite of Hajj.Answer:A. Arafat