2. List the set of letters of the following words in Roster form.
(i) INDIA
(ii) PARALLELOGRAM (iii) MISSISSIPPI (iv) CZECHOSLOVAKIA

Gap-fill exercise

  
Fill in all the gaps, then press "Check" to check your answers. Use the "Hint" button to get a free letter if an answer is giving you trouble. You can also click on the "[?]" button to get a clue. Note that you will lose points if you ask for hints or clues!
(i) A = {I, , D, }
(ii) B = {P, , R, , E, , G, }
(iii) C = {, I, , P}
(iv) D= {C, , E, , O, , L, , A, , I}.