*/*_The correct relation between curve lead (CL), switch lead (SL) and lead of cros¬¨¬®sing (L) is given by?

*/*_The correct relation between curve lead (CL), switch lead (SL) and

1.	/_The correct relation between curve lead (CL), switch lead (SL) and lead of cros¬¨¬®sing (L) is given by?
A.	CL = L ‚Äö√Ñ√¨ SL
B.	L =CL-SL
C.	SL = L + CL
D.	L = (CL+SL)/2
Answer» C. SL = L + CL