You are going to read a text about Aadhar. Some sentences are missing from the text. Choose from the list (A-C) the most appropriate sentences to complete the text. There is also an extra sentence that you do not need to use.

Two U.S. Air Marshals, Jack Hammond and alcoholic Bill Marks, board a flight from New York City to London. Marks sits next to a lady named Jen Summers, 1) _______ After takeoff, Marks receives a text message on his secure phone stating that someone will die every 20 minutes unless $150 million is transferred to a specified bank account. 2) __________ Marks has Summers and flight attendant Nancy monitor the security cameras while texting the mysterious person to try to identify him.

A. When Hammond is seen using his phone and suddenly goes to the rear toilet, Marks confronts him.

B. who has switched seats so she can sit by the window.

C. Marks breaks protocol and consults Hammond, who dismisses the threat.