Final answer:
Option C, “Good to P or bearer P1M. (Sgd) M.”, is the negotiable instrument because it is an unconditional promise to pay a specific amount to the bearer or the person identified as “P”.
Step-by-step explanation:
The instrument that is negotiable is option C. “Good to P or bearer P1M. (Sgd) M.” This option represents a negotiable instrument because it is an unconditional promise to pay a specific amount of money to the bearer or the person identified as “P”. The fact that it does not have any conditions attached to it makes it negotiable.