Three Resistors Take the Shape of a Triangle,one Resistor in Each

Multiple Choice

Three resistors take the shape of a triangle,one resistor in each leg.Resistance in one leg is 4 ohms,in a second leg is 6 ohms,and third leg is 10 ohms.A measurement of resistance across the 10-ohm resistor will show the equivalent resistance to be

A) 1.4 ohms.
B) 5 ohms.
C) 6.7 ohms.
D) greater than 6.7 ohms.