Which of the Following Is the Next Step in the Process

Multiple Choice

Which of the following is the next step in the process of obtaining a patent after contacting a patent attorney?

A) The attorney does a patent search to make sure that no other similar patent exists.
B) The attorney files a patent application with the Patent Office.
C) The attorney attends a legal hearing so a judge can evaluate the patent application.
D) The U.S. Patent Office checks if two copies of the patent design have been submitted to the Library of Congress.