The Zebra crossing with black and white stripes was developed after(a) Cold war (b) Civil war (c) First World war (d) Second World war

The Zebra crossing with black and white stripes was developed after(a)

1.	The Zebra crossing with black and white stripes was developed after(a) Cold war (b) Civil war (c) First World war (d) Second World war
Answer» (d) Second World war