Which of the following Python scripts calculates the mean of two variables, "Exam1" and "Exam2", from a CSV file called "ExamScores"? import pandas as pd scores = pd.read_csv('ExamScores.csv') print(scores[['Exam1', 'Exam2']].median()) import pandas as pd scores = pd.read_csv('ExamScores.csv") print(scores['Exam1', 'Exam2'].mean()) import pandas as pd h to. . E... . ... . . . .. . . .scores = pd.read_csv('ExamScores.csv') print(scores['Exam1', 'Exam2'}.mean()) import pandas as pd scores = pd.read_csv('ExamScores.csv') print(mean[['Exam 1', 'Exam2']]) C import pandas as pd scores = pd.read_csv('ExamScores.csv') print(scores[['Exam1', 'Exam2']].mean()) O W 5/6 P .. . . . .... .. . ....... .....2