scheme language

help me please with part d, use R5RS

Part D: Write a function using car and cdr called arbitrary-cdr that takes a number and a list as a parameter and returns a 'cdr' starting at the item number passed in. If the number passed in is larger than the list size, return \#f (arbitrary-cdr 3 ' ( a b b d e ))(c d e) (arbitrary-cdr 7 ' (a b cde))#f HINT: Helper Function Pattern goes a LONG way here. NOTE: Yes, you can use your previously created functions to help here