The purpose that the Obelisk of Senusret and other obelisks serve is that of a. commemorating a pharaoh
This refers to the stone pillar that is square in shape and is used as a memorial.
Hence, we can see that based on the use of the Obelisk of Senusret in Egypt and other obelisks, it was meant to honor dead Pharaohs and the correct answer is a. commemorating a pharaoh
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