【单选题】A recent spate of launching and operating mishaps with television satellites led to a corresponding surge in claims against companies underwriting satellite insurance. As a result, insurance premiums ...
A.
Since the risk to insurers of satellites is spread over relatively few units, insurance premiums are necessarily very high.
B.
When satellites reach orbit and then fail, the causes of failure are generally impossible to pinpoint with confidence.
C.
The greater the performance demands placed on satellites, the more frequently those satellites break down.
D.
Most satellites are produced in such small numbers that no economies of scale can be realized.
E.
Since many satellites are built by unwieldy international consortia, inefficiencies are inevitable.