Nhận biết (M1)

The Nimatron was an early digital computer designed to play a mathematical game against visitors to the 1939-1940 New York World's Fair. Though capable of making game moves in milliseconds, this one-ton machine-built by Westinghouse Electric Corporation engineers to demonstrate how electrical relays could respond to players' choices according to predetermined mathematical patterns __________ programmed with time delays to give the impression of deliberative thinking.

Which choice completes the text so that it conforms to the conventions of Standard English?

• A.

  was

• B.

  being

• C.

  were

• D.

  are