Question

What is the prefix, suffix, and root word for control?

Answer 1

Prefix is from the beginning 

ex:prepare   pre: is your prefix

suffix is at the end of a word

Ex: prepared   ed: is your suffix 

root is in the middle 

Answer 2

Prefix is in the beginning of the word
   ex: Replace
Suffix is at the end of the word 
   ex: Controlled- Placement
Root is the actual word with no prefixes or suffixes
   ex: Control - Place