 
 <prompt> Red octagon shaped signs dey make motor stop. For example, if you dey drive for road and you see red octagon shaped sign, e mean say you suppose stop your motor. E fit be for junction or where two roads dey meet. E dey important make you obey the sign so you fit avoid accident. <response>: In some languages, like English, aspiration dey happen as allophone. Stops dey different mostly by voicing, and voiceless stops fit dey aspirated sometimes, while voiced stops dey usually unaspirated. 