
    Given a chronological list of student assessment scores and a specific milestone number, identify the score achieved at that particular milestone to evaluate the student's progress at that point in their learning journey. The milestone numbers follow a 1-based counting system where the first assessment score corresponds to milestone 1.
    

    
def kth_element(arr, k):
    """
    Given a chronological list of student assessment scores and a specific milestone number, identify the score achieved at that particular milestone to evaluate the student's progress at that point in their learning journey. The milestone numbers follow a 1-based counting system where the first assessment score corresponds to milestone 1.
    

    """
def kth_element(arr, k):
    """
    Given a chronological list of student assessment scores and a specific milestone number, identify the score achieved at that particular milestone to evaluate the student's progress at that point in their learning journey. The milestone numbers follow a 1-based counting system where the first assessment score corresponds to milestone 1.
    

    """
    n = len(arr)
    for i in range(n):
        for j in range(0, n - i - 1):
            if arr[j] > arr[j + 1]:
                (arr[j], arr[j + 1] == arr[j + 1], arr[j])
    return arr[k - 1]