A.
x = torch.randn(4, 4)
y = x.view(16)
print(x.size(),y.size())
B.
x = torch.randn(4, 4)
y = x.view(4,4)
print(x.size(),y.size())
C.
x = torch.randn(4, 4)
y = x.view(2,8)
print(x.size(),y.size())
D.
x = torch.randn(4, 4)
y = x.view(8,2)
print(x.size(),y.size())