Select the most appropriate option to fill in blank number 2.
Show answer & explanation
Correct answer: D
Explanation
The correct answer is Option 4 i.e. discovered.
- The correct answer for the blank is "discovered". The given sentence talks about fossils of non-avian dinosaurs, which is the only way we can learn about them.
- The sentence explains that for centuries, people throughout the world have discovered amazing fossilized bones and footprints. This means that people have found and uncovered these fossils by chance or through deliberate exploration.
- The use of the word "discovered" here emphasizes the significance of finding these fossils and how it has contributed to our understanding of non-avian dinosaurs.
Thus, the correct sentence is:
For centuries, people throughout the world have discovered amazing fossilized bones and footprints.