C) Concentrated
Antonyms:
confuse.
unsettle.
disregard.
forget.
ignore.
neglect.
disperse.
scatter.
Sentence:
~Emily sat up fully, her attention now totally concentrated
~She ignored him and slammed the door behind her, returning to her room, angry and agitated.
~"I can't believe he forgot your birthday."
Hope this helped you- have a good day bro cya)