Below a question is given with two statements (I) and (II). These statements may be either independent causes or may be effects of independent causes or a common cause. One of these statements may be the effect of the other statement. Read both the statements and decide which of the following answer choice correctly depicts the relationship between these two statements. I: LEDs use less electricity as compared to incandescent bulbs. II: Installation of LEDs results in reduced electricity bills. Correct Answer I is the cause and II is the effect. Answer: Option 1. I is the cause and II is the effect. LEDs use less electricity which leads to lesser overall electric units used. Lesser electric units mean lesser electricity bills. So I is the cause and II is the effect.