Research by Novick examined whether the meaning of airplane changed for U. S. students around the time of the 2001 terrorist attacks. According to this research, Group of answer choices the number of connection weights for airplane decreased at the time of the attacks, but soon afterwards, the number of connection weights increased. for experts, the meaning of airplane changed significantly; for novices, the meaning remained stable. shortly after the attacks, airplane shifted from being a prototype to becoming an exemplar. airplane became a more prototypical example of a vehicle shortly after the attacks, but it was judged less prototypical about 4 months later.