Answer:Particle P attracts particle Q.
Step-by-step explanation:
Given that
has least mass.
Since electron has a negligible mass,
can be taken as electron.
Given that
is more massive with a charge.
Since proton is more massive than electron and is also charged,
we can take
as proton.
Since proton is positively charged and electron is negatively charged,both of them attract each other.
So,particle
attracts particle
.