A “WRONG WAY” sign has what color background?

A "Wrong Way" sign is usually composed of whit lettering and a red background, but these are sometimes swapped.

Explanation:

(Brainliest plz?)

i think it can have both positive and negative effects on businesses.

for example:

lets say you own a small business and taxes go up 4% that means it is going to cost your business more money to buy product to sell. but at the same time you make more money from the tax rise.

that is my theory.

i dont think so i think its more a lot of people i know failed the first time

explanation: