Two scientists are observing a group of children eating at snack time. After watching the children, Scientist A says the children eat because they are hungry. Scientist B says the children eat because their friends are eating. Which scientist's conclusion is valid? A. Scientist B's conclusion is valid because it is supported by evidence. B. Neither conclusion is valid. Conclusions cannot be drawn from observations. C. Scientist A's conclusion is valid because eating is necessary to stay healthy. D. Both scientists' conclusions could be valid.

D. Both scientists' conclusions could be valid.

Explanation:

D is correct because there is not enough information provided to draw an exact conclusion from the observations.

the major parts of the digestive system:

salivary glands.

pharynx.

esophagus.

stomach.

small intestine.

large intestine.

rectum.

accessory digestive organs: liver, gallbladder, pancreas.

children tend to take more after their grandparents more than their parents. it’s the dna you received that was passed down to you somewhere in your family. maybe one of your grandparents had/has straight hair and you might have gotten it from them.