What three kinds of tissues do meristems develop into?

The three kinds of tissues that meristems develop into are the following:Protoderm - the layer of the meristem which lies outside of the stem and gives rise to the epidermis.Ground Meristem - the primary tissue of the growing tip of a stem, that develops into the pith and the cortexProcambium -  a growing layer in the tip of a stem or root, in which the vascular bundles are developed.

They formed the oceans.  as they melted water was formed and the water made the oceans