Which letter cluster will replace the question mark (?) to complete the given series?EFFECT, GHFECT, GHHGCT, ?

Which letter cluster will replace the question mark (?) to complete th

1.	Which letter cluster will replace the question mark (?) to complete the given series?EFFECT, GHFECT, GHHGCT, ?
A.	GHHGEV
B.	GHHGFU
C.	GHJIFU
D.	GHJIEU
Answer» B. GHHGFU