215/70R14 on all 4.
Should be in the recommended rim widths, whether 6, 6.5 or 7"
205/70 or 75 would be OK too as it is still within the load range, assuming the rim width isn't outside of recommended range.

Choose the type of tire and tread based on intended use.
A front anti-sway bar makes a big difference for most driving.

Bigger, heavier tires alone do not improve handling. Taller rear tires alone will make the car slower off the line.