I’ll help you. All you need to do is complete the sentence:
Despite the early Church’s well-known practice of preserving, treasuring, and venerating relics of John the Baptist, the apostles, the martyrs, and other saints, and preserving their tombs, the early Church never did any of these things with respect to the body or tomb of the Blessed Virgin Mary, BECAUSE...
Despite the early Churchs well-known practice CLAIM of preserving, treasuring,