similarities in bone structure seasonal shifts in food supply consumption of the same plant species tree rings indicating the return of a similar climate
I am hesitating between 4 options to answer the following question, which option should I choose?
Question: Researchers are investigating whether dinosaurs were endothermic like birds. Which evidence from the fossil record could be effectively compared with modern day evidence to support this hypothesis?
Possibilities:
- similarities in bone structure
- seasonal shifts in food supply
- consumption of the same plant species
- tree rings indicating the return of a similar climate

similarities in bone structure