Which One of the Following Is the Best Example of Negative

Which one of the following is the best example of negative transfer?

A) Nellie sees five squared (5²) in her math book and reads it as "fifty-two."
B) Fred knows he can get Bs in his classes without having to study at all.
C) José is trying to remember when World War II began,so he recalls all he can about European history and correctly concludes that the war began in the late 1930s.
D) Eleanor wants to tie a string securely to her pencil so that she can hang it from her notebook,but she has forgotten how to tie a square knot.