The view from the 23rd floor of the sleek tower on Barcelona's Avenida Diagonal () opaquely as summer smog oozes across the Olympic landscape below.

A. at the time when Japanese government required that untreated blood was forbidden to be imported from abroad
B. when it was sure HIV virus was a great threat to human beings
C. because there was an emergent need for blood in treating hemophiliacs
D. as the Health and Welfare Ministry made an unanimous recommendation on the imports of blood products

A. the virus which causes AIDS was about to be discovered
B. the Japanese companies were permitted to import untreated blood products from U. S.
C. the Japanese government’s bureaucrats were severely attacked
D. the Japanese Health and Welfare Ministry adhered to the policy that no untreated blood should be imported from abroad