Match the following:

	List I (Form)		List II (Network)
A.	Cauer I	1.	L in series arm and C in shunt arm of ladder
B.	Cauer II	2.	C in series arm and L in shunt arm of ladder
C.	Foster I	3.	Series combination of L and C in parallel
D.	Foster II	4.	Parallel combination of L and C in series