Which example of dialogue is punctuated correctly? “Be careful, because the floor is wet,” he warned.
“Be careful, because the floor is wet”, he warned.
“Be careful, because the floor is wet” he warned.
“Be careful, because the floor is wet.” he warned

"Be careful, because the floor is wet," he warned.

Explanation:

There is a continued sentence after the dialogue which is why there is a comma there. If there was no continued sentence after the dialogue, it would be a period following the dialogue.

Example: "Be careful, because the floor is wet."

two factors or characteristics of a chapter that might make it difficult to read would be words i don't understand, or if i don't fully understand what's going on in the chapter. strategies i can use to get through the difficult material would be a dictionary, and re-reading previous chapters to get a better grasp of what the author is trying to say.

to me i think class room sitting education is better. i do online school and i have not learned a think haha. when i sit in the classroom i just sit there and kind of pay attention but still i get so far ahead in the class when im doing online i have nothing else better to do but play video games and i sit in school and learn and have friends and just actually learn. when i'm doing online i sit here listing to music and get on and and look up the answers i guess that is my fault for being a cheater. but to be honest i think sitting in the classroom is better.