Which subatomic particle has a positive charge? a) electron b) neutron c) nucleus d) proton

The proton has a positive charge as Electrons are negatively charged and Neutrons are neutral. The proton is positively charged. The Nucleus is the part where it contains the Protons and the Neutrons.

Its B) neutron i just took the test i got it right

b.

explanation:

10.0

if the person is shown to have +90n, then ans is -10n.

if the person is shown to have -90n, then ans is +10n.