What is the output of the following code:
with open('data.txt', 'a') as file:
file.write('Appended line.')
with open('data.txt', 'r') as file:
content = file.read()
print(content)

How do you open a file named data.txt in read mode in Python?

A. file = open('data.txt', 'r')

B. file = open('data.txt', 'read')

C. file = open('data.txt', 'read mode')

D. file = open('data.txt')

What is the purpose of the with statement in file handling?

A. It ensures that the file is properly closed after usage

B. It creates a new file

C. It reads the file contents

D. It deletes the file

How can you write data to a file in Python?

A. By using the write() method on a file object

B. By using the save() function

C. By using the put() function

D. By using the append() method

What does the read() method of a file object do?

A. It reads the entire contents of the file

B. It writes data to the file

C. It closes the file

D. It deletes the file