Lingua Franca is a language that people of different languages use to communicate. The answer is English.
The best and most correct answer among the choices provided by the question is the fourth choice. Geothermal energy benefited Japan by transforming heat energy to electrical energy to be consumed by homes and industries. <span>I hope my answer has come to your help. God bless and have a nice day ahead!</span>
(Xm,Ym)= (X1+X2/2, Y1+Y2/2)
(7+-1/2, -3+9/2)
(6/2, 6/2)
(3,3)