Even though their dad told them not to, Kerry and Elise jump on the couch when no one is watching and their dad told them. . .
Answer:
heme: An ordinary life can change completely in just a moment. C. Ghostgirl, Tonya Hurley Charlotte Usher feels practically invisible at school, and then one day she really "is" invisible. Even worse: she's dead.
Explanation:
A. Wasn't.. This is because if you seperatevthe contractioninto two words it is was not, this would make the sentence be "Wally was not capable of lifting the heavy box."
If you were to do the same thing with weren't it would sound like "wally were not capable of lifting the heavy box." This does not make sense because "wally" is singular (so is "was not") and "were not" is pleural.
Hope this helps