A country is least likely to use
to limit the movement of people into its borders.
A immigration quotas
B passport and visas
C sanction and embargoes
D physical barriers
i need a answer fast!!

a. it led to stricter immigration laws.

reflecting point a across the origin negates both of its coordinates.

b = (5, -4)

because the two particles have an equal charge, the charges will cancel out and give the atom an overall charge of 0. so, if at atom has 35 protons in the nucleus, we could expect it to have 35 electrons orbiting that nucleus.