【单选题】SECTION 3 Directions: Each passage in this group is followed by questions based on its content. After reading a passage, choose the best answer to each question. Answer all questions following a passa...
A.
Researchers have not yet discovered a means of transporting photons more efficiently.
B.
Their primary limitation is the density of connections required between electronic microchip gates.
C.
Their accuracy level is poor at 8 to 11 bits, but still superior to that of electronic computers.
D.
They invariably rely on electronic circuits to preprocess input data for computation.
E.
Both og and digital forms of optic computing are presently being developed by scientists.