"A. The ancestor of the dog." is a fragment. When in doubt, say the sentence out loud and ask yourself if there is enough information for the sentence to make sense.
Answer:
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Zoos also provide great research facilities sentence could be added to the passage as a specific supporting detail.
A) Zoos also provide great research facilities.
<u>Explanation:</u>
Other than the instructive and entertaining purposes, the zoos are currently turning out to be significant habitats for research and places for creating conservation strategies for jeopardized creatures. Zoos can instruct the general population and illuminate about significant biodiversity issues.
An investigation distributed in the diary PLOS ONE (which is committed to unique research from all controls inside science) found that lone 18 percent of land creatures in zoo assortments are undermined or imperiled. The entirety of the other sentences are not pertinent to the significance and normal for advanced zoos.
There are shapes which are cut into sections and would be made into a larger shape if they were fitted together. One good example of this would be a half circle and another half circle; because if they were joined together, they would be a full circle.
With this in mind, there are different forms through which smaller shapes can be fitted together to become a larger shape and they could be a half trapezium, etc.
Please note that your question is incomplete so I gave you a general overview so that you could have a better understanding of the concept.
Read more about shapes here:
brainly.com/question/25965491