What caused protests in south vietnam during the presidency of ngo dinh diem?

a. diem started reforms that stripped power from the wealthy landowners.

b. diem began policies that were oppressive to buddhists.

c. diem ran as a candidate in the vietnamese reunification elections.

d. diem established trade agreements with hostile nations like china.

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 .