Q1 --> Divided into two parts Q1a.sh and Q1b.sh
Q2 --> output in speech.txt file and input is quotes.txt
Q3 --> All parts are done in one script. The outputs would be in proper order from a to e.
Q4 --> done as given in Q4.sh
Q5 --> done in three parts Q5a.sh Q5b.sh Q5c.sh