Context: This picture shows a fossil of an ancient insect called Stenophlebia.
Fossils of Stenophlebia have been found in rocks that are more than 140,000,000 years old.
Which trait did Stenophlebia have? Select the trait you can observe on the fossil.
A. a long, thin body
B. thin legs
Identify the correct option from the choices provided and respond with the letter of the correct option.

A