Irresponsible I’m guessing if it’s even the option
Answer: The correct answer is : The density of oil in a circular spot is given by :
s ( r ) = 50 / (1 + r), given in kg / m2 ; kilograms / square meter
s = density
Cuba - Havana
Colombia - Bogota
Spain - Madrid
Argentina - Buenos Aires
Depends, what are the lengths given?
it might be c. this one is actually confusing. i am sorry that i couldn't help that much.
hope you get the answer you need.