Context: Read the passage about a new discovery.
A few scientists were looking for sharks when they saw something surprising. They found a sea turtle that glowed! The turtle's shell was bright red and green. This was a new discovery. Scientists had never seen a sea turtle with a glowing shell before.
Scientists want to know why these turtles have a shell that glows. Sadly, there are not many of these turtles left in the world. So, it is hard to learn about them.
What did the scientists discover?
A. a sea turtle that can fly
B. a sea turtle with a glowing shell
Pick the correct answer from the listed options and provide the letter of the selected option.

B