I know this is alot but I need help plzz Which four root words in the following list do not change letters when they add suffixes?

scientist

artist

bicyclist

foolish

enjoyment

sleepless

science
art
bicycle
fool
enjoy
sleep

Look at these frames from iqbal. which best describes the author's purpose in these frames of iqbal? to describe to the reader what happened at the wedding to show iqbal's pain and confusion after his debt increased to inform the reader about how iqbal escaped from the factory to persuade the reader to pay off the debt of child laborers mark this and return