Seafloor spreading is causing... A. The Atlantic ocean gets larger & the Pacific Ocean to shrink.

B. The Pacific ocean gets larger & the Atlantic Ocean to shrink.

C. The Atlantic ocean gets hotter & the Pacific Ocean cooler.

D. The Atlantic & Pacific oceans stay the same size.

The images show two species of tree frogs in a particular region. the gray tree frogs are adapted to the trees of the woodlands, while the green tree frogs can survive in woodlands or grasslands. the gray frog was abundant in the woodlands. because of climatic changes, most of the trees in the region died, and the woodlands changed to grasslands. in such a case, the . the gray tree frog is closely related to the green tree frog genetically, but they have different mating calls. this suggests that speciation occurred because of .