Context: This picture shows a fossil of an ancient animal called Pentasteria.
Pentasteria lived in the ocean over 190,000,000 years ago.
Which trait did Pentasteria have? Select the trait you can observe on the fossil.
A. red skin
B. a long tube-shaped body
C. five arms
From the given choices, pick the correct answer and respond by indicating the letter of the correct option.
Answer: C