Two portraits, one by Reynolds, the other by Gainsborough, since 1990 among the most looked-after works in the Art Loss Register database, were recovered this week when they were brought into Sotheby's for evaluation. Also a lithograph by Norwegian artist Edvard Munch, stolen from an Oslo art gallery in April, has been recovered, news reports said today.

Question with options: Based on the paragraph above can we conclude that "These two portraits and a lithography by Edvard Munch were recovered using the Art Loss Register database."?

Select from the following. (a). yes (b). no
(b).