The Church is the People of God, the community of disciples founded by Jesus that will exist until the end of time.
Bishop
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A bishop is typically the leader of a diocese and a main teacher of the Catholic Faith. He makes the Sacraments available to the people of his diocese. He is a successor to the Apostles.
Pope
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The pope is the head of the Catholic Church on earth, the Bishop of Rome, and the successor of St. Peter.
Parish
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A parish is a local community of believers.
Assumption
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The Assumption is the taking up of the Virgin Mary, body and soul, into Heaven at the end of her earthly life. Mary is now in Heaven with her son, crowned Queen of Heaven and seated at His right hand.