A digit in the ten thousands place compares to a digit in the thousands place because it is it has an extra zero and a digit in the ten thousands place is one place value ahead of the digit in the thousands place
Answer:
Biomes around the world, written by University of Chicago environmental scientists in 2018 for high school classes
Explanation:
This is the best option because the first option was written by a student on a blog and is therefore not as reliable as the second source.
The last two options do not talk directly about biomes, which is what the project is about, making them poor options as well.
The second source is reliable and pertains to the topic, making it the best choice.
