About 300 million years ago, the land of Earth was in a single mass known as Pangaea, as shown in Figure A below. About 150 million years ago, Pangaea broke up into the land masses shown in Figure B. Based on the diagrams, the fossils of species on continent X would be most similar to those found where else?

Answer heart of american                  live in harmony                    hillsides of orchards                    blaze of color                    backdrop of pines;

Iam pretty sure that the answer is d

The population of unionid mussels decreased after zebra mussels were introduced. zebra mussels competed with the unionid mussels for food. the zebra mussels were able to displace the unionid mussels, allowing the zebra mussel population to increase  over the years. the unionid mussel population decreased because  of lack of food.