QUESTION 9 2 points Saved How can we do eager evaluation in Haskell? O a. Mark the expression with the keyword eager. O b. Enclose the expression in brackets. O c. Eager evaluation cannot be done in Haskell. d. Eager evaluation is the default in Haskell; nothing special needs to be done. Oe. Make sure that the expression to be evaluated eagerly is the last argument to a function. O f. Use the geq primitive. QUESTION 10 2 points Save Answer What is a Haskell 1/0 action? O a. The string that is printed when a Haskell program does output. Ob. A function that performs I/O. O c. A function that performs both I/O and conversion to or from String. O d. The String that is entered when a Haskell program does input. Oe. A value holding descriptions of zero or more side effects and a wrapped value. Of. Code in the Haskell runtime system that is called in order to perform I/O