The type of pronoun used in the above sentence is a RELATIVE PRONOUN.
The relative pronoun is found in the beginning of the adjective phrase. The adjective phrase describes the noun.
In the above sentence the adjective phrase is: WHICH IS SOMETIMES CALLED THE RED PLANET.
It describes the noun MARS.
The relative pronoun used is WHICH.
Answer:
I believe it's "On the occasion corresponding to...."
Explanation:
<em>Answer:</em>
<em>I don't really understand what ur asking... pls add more to it so I can understand better and answer it?:)</em>
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<em>Explanation:</em>
<em>Sowwy:(</em>