How should the IZLID be installed on the M240D?
a. Safety wire around the collar connected to the Trilock
b. Shear wire around the collar then attached to the pawl retaining pin with separate safety wire around the trilock
c. Safety wire around the collar then attached to the pawl retaining pin with seperate saftey wire around the trilock
d. Safety wire aft the housing and tape around the collar.