One example is between vinegar (acetic acid) and baking soda (sodium bicarbonate)
The first picture is 'dissapointed' example; i'm disappointed that you lied to me...Explanation; disappointed is a word of charactor and meaning in a feeling
the second one would be 'smiled' example; I smiled as i walked to my last class of the day... explanation; smile in an action
B. a conjunction.
ex: I ate cookies, icecream, and cake. (commas)
I ate cookies and icecream and cake. (no commas)
I had it real bad man. my childhood was something else. it is so gretchen not tho. you can see.