What was the miracle that convinced Zumárrag to construct the Shrine of Guadalupe?

A) Juan Diego gathered Castilian roses in his cloak. When he opened his cloak to drop the roses, an image of the Virgin Mary herself appeared on his tilma (cloak)
B) Juan Diego painted the image of the Virgin of Mary on his "tilma" before he went to see the bishop.
C) Juan Diego gathered Castilian roses in his cloak for the Virgin of Mary and