do you ever just want someone to kiss, hug, and cuddle with and spend the rest of your life with but everytime you get pushed away everytime because u missed your chance

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