Regarding backpropagation, the following statement is wrong?

Regarding backpropagation, the following statement is wrong?
A . Backpropagation can only be used in feedforward neural networks
B . Backpropagation can be combined with gradient descent algorithm to update network weights
C . Backpropagation passes through the activation function
D . Back propagation refers to the back propagation of errors through the network

View Answer

Answer: A