The most common source of carbon monoxide pollution is vehicle exhaust. true or false

Is it bad to eat a whole cake and tub of ice cream by your self (doing it rn and my mom yelled at me)

Which of the following statements is true?

Jessica is a friend dislodge a piece of meat from her throat. she delivers five blows on her friend’s back with her fist and then gives him five abdominal thrusts. is jessica doing the procedure correctly? 1 no, she should use the heel of her hand for the blows. 2 no, she should use the side of her hand for the blows. 3 no, she should use her elbows to deliver the blows. 4 no, she should use a tennis ball to deliver the blows.