Context: Look at the two pictures below. The Japanese sea lily is a modern organism, and Hapalocrinus is an extinct one. The Japanese sea lily has many of the traits that Hapalocrinus had.
Which statement is supported by these pictures?
A. The Japanese sea lily has feather-like arms, and so did Hapalocrinus.
B. The Japanese sea lily has a long stem, but Hapalocrinus did not.
From the given choices, select the correct answer and reply with the letter of the chosen option.

A