Which Statement About Pulsars Is Not Thought to Be True

Multiple Choice

Which statement about pulsars is not thought to be true?

A) All pulsars are neutron stars,but not all neutron stars are pulsars.
B) Pulsars can form only in close binary systems.
C) A pulsar must have a very strong magnetic field and rotate quite rapidly.
D) Pulsars are kept from collapsing by neutron degeneracy pressure.