Considering element connectivity, for example for element ψ=[ψ1, ψ2]n for element n, then the variational form is ______________

Considering element connectivity, for example for element ψ=[ψ1, �

1.	Considering element connectivity, for example for element ψ=[ψ1, ψ2]n for element n, then the variational form is ______________
A.	ψT(KQ–F)=0
B.	ψ(KQ-F)=0
C.	ψ(KQ)=F
D.	ψ(F)=0
Answer» B. ψ(KQ-F)=0