A railroad crossing is indicated by a
(1 point)
O white, rectangular sign
O red, octagon sign.
O yellow, triangular sign.
O white, X-shaped sign.
1 answer
O white, X-shaped sign.
(1 point)
O white, rectangular sign
O red, octagon sign.
O yellow, triangular sign.
O white, X-shaped sign.
1 answer
1 answer
1 answer
1 answer
1 answer