With the rapid technological advancement today, bridges are becoming increasingly more sophisticated, and are spanning significantly greater distances. Earthquakes, however, remain a potential threat to these immense structures as they may do irreparable and costly damage to an important bridge. As a bridges major vulnerability to earth movement lies in its supportive structures, a promising solution has been found to be a self-anchored suspension bridge. This bridge design is one in which the pull of the cables is opposed by the push or the deck, thus eliminating the supporting anchorages.

Question: Earthquakes inevitably cause costly damage to the bridges structure.
Options:
A. true, B. false, C. uncertain
Answer: "C"