The following pseudocode works, but it performs a case-sensitive validation of the user's input. how could the algorithm be improved so the user does not have to pay attention to capitalization when entering a name? //this program asks the user to enter a string//and validates the input. declare string choice//get the user's response. display "cast your vote for chess team captain." display "would you like to nominate lisa or tim? " input choice//validate the input. while choice ! = "lisa" and choice ! = "tim" display " enter lisa or tim." display "cast your vote for chess team captain." display "would you like to nominate lisa or tim? " input response end while