A．They should be prohibited by government totally.
B．They are beneficial to the environmental conservation.
C．They always go against the basic guidelines on land use.
D．They seldom take their whole effect into consideration.
A．encourage people to manage endangered species
B．reduce the exposure of wildlife to human beings
C．help wild animals increase their fitness
D．prevent wildlife from catching human disease
A．Ironic.
B．Objective.
C．Indifferent.
D．Pessimistic.