What is this an example of ... a baby songbrid hatches from its egg with both parent songbirds watching.

a. all living things reproduce

b. all living things use energy

c. all living things maintain homeostasis

d. all living things grow

a. all living things reproduce

Explanation:

Some common characteristics define living organisms, and one such characteristic is the ability to reproduce. The ability to reproduce is one of the most important characteristics of a living being as it ensures that the species continues to live. Therefore, all living things whether unicellular or multicellular reproduce although the mode of reproduction in different organisms can vary, they can either reproduce sexually or asexually. In the given example, it is shown that the songbirds have given birth to a baby songbird and this emphasizes their ability to reproduce.