The variation in living primates provides models for understanding: a. morphology, behavior, and adaptation in the evolutionary past. b. the uses of anatomical and genetic evidence. c. levels of anatomical complexity. d. alternative forms of classification.

Which hypothesis is most supported by astronomers?

The universe is currently expanding and will continue to expand.

Stars could burn out, causing the universe to become dark and cold.

Gravity could pull galaxies back together, causing a reverse of the big bang.

Dark energy will pull the universe together to form a massive black hole.

Explanation:

where is the option.let me know

segmentation=endoskeleton=backbone=coelom=tissues