Two Wires,A and B,and a Variable Resistor,R,are Connected in Series

Multiple Choice

Two wires,A and B,and a variable resistor,R,are connected in series to a battery.Which one of the following results will occur if the resistance of R is increased?

A) The current through A and B will increase.
B) The voltage across A and B will increase.
C) The voltage across the entire circuit will increase.
D) The power used by the entire circuit will increase.
E) The current through the entire circuit will decrease.