Who was the short tax collector that Jesus asked to eat dinner with?

Zechariah
Zacchaeus
Mark
Matthias

Which of the following activities would conserve the most energy? installing a dimmer switch on a light using a blender instead of a food processor hanging clothes to dry on a clothesline instead of ironing them opening a window instead of turning on the air conditioning setting your computer's screen saver to turn on after less time has elapsed