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You have completed Recursion with String and Lists Quiz!
Quiz Question 1 of 5
When modifying the palindrome() function to check for palindromes in a string containing spaces and special characters, which of the following approaches would be most effective in ensuring accurate identification?
Choose the correct answer below:
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A
Modify the base case to account for special characters, which would prevent incorrect recursion steps.
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B
Recursion is not suitable for such a case, and an iterative approach should be used instead.
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C
Strip all non-alphanumeric characters before starting the recursion to maintain string integrity.
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D
Use a regular expression to clean the string before each recursive call, ensuring all characters are treated equally.