Group 1 cores

Does the rifting produce a regressive succession or transgressive succession? _______________________

Arrange the core sections of Group 1 in vertical order, for a subsiding continental margin.

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Group 2 cores

Arrange the core sections of Group 2 in vertical order, for a subsiding atoll complex, as seen if a borehole is drilled at the site marked X in the lagoon.  Extend the block diagram further to accommodate the pelagic setting, if necessary.

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