Astudy by the environmental protection agency looked at the costs and benefits of the clean air act from 1970 to 1990. this study found that a middle-range estimate of the health and other benefits from cleaner air was $22 trillion. this amount was about than the costs of reducing the pollution.

one pad at the centre of the baby's chest and the other pad on the centre of the baby's upper back.

hope this

the answer would be false

d. fruit snacks

snacks are really as valuable as feeds to children’s nourishment. growing kids can only eat so much at mealtimes, and they need daily chances to eat in order to keep energy levels normal and achieve a healthy intake of nutrients over the day. three meals and two snacks a day are ideal for young children.

snacks contribute nutrients in balance to the energy value.

some snacks provide energy without supplying sufficient nutrients. avoid this kind of snacks to offer children, they are not good for them.