Invisible trade refers to trade-in? by Sunday | May 25 | Economics WAEC | 0 comments A. services B. goods and services C. tangible goods D. crude oil Correct Answer: Option A A. services Users Also Read These:Which of the following is an invisible export of Nigeria?The invisible part of the spectrum of a white light…Records of a country's invisible trade are recorded in herInvisible trade refers to trade-in?Exhaust fumes discharged from a smoky vehicle…