blue
An emergeny sign is an information sign. these are usually of a rectangular shape and are always green and white in colour. they provide information such as fire exits.
Round signs give orders, normal triangle signs give warnings and rectangular signs give useful information (the background colour of these describes the road by the way).
A posted sign indicates information or instructions that are displayed for public awareness or compliance.
A blue sign on the road typically indicates that the sign provides information to drivers, such as directions, services, or facilities.
A black rectangle traffic sign typically indicates regulatory information or specific rules that drivers must follow on the road.
A rectangle road sign typically indicates regulatory information or guidance for drivers, such as speed limits, stop signs, or other rules of the road.
A rectangle sign typically indicates regulatory information or rules that drivers must follow, such as speed limits, no parking zones, or other traffic regulations.
See the link below for a step by step guide and some useful information on becoming a model.
in medicine,what does Rovsing's sign indicate
The plus sign is used to indicate a pharmacy.And the aid sign
is there a sign in the bowel movement that may indicate ancer such as coffee grain size granuals
Indication is essentially a sign, word, or piece of information that represents something that the speaker is talking about. If you see a sign and it reminds you of something, that could be an indication. Indication refers to something that is meant to suggest or indicate.