Man-made fiber is as good as natural fiber.

A．The absurdity of the RIAA"s memory-wiping efforts.
B．The possibility of cooperation between the RIAA and Big Pharma.
C．The effectiveness of the new prescription pills.
D．The necessity to take measures against the violation of copyright law.

A．does not see a positive prospect of it.
B．feels that humans are very unfortunate.
C．sees no need to worry about it.
D．foresees possible defences against it.