Question: After opening a file in a mode, what happens if you attempt to read from the file? A . The file is read

After opening a file in "a" mode, what happens if you attempt to read from the
file?
A. The file is read without any issue.
B. An error is raised.
C. The file is read, but only the new content added in "a" mode is retrieved.
D. Reading the file in "a" mode results in an empty string

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