C++ MQCs with Explanation ( WORKING WITH FILES)

Assuming that the length of the file f1 is 100 bytes, what will be the output of the following code segment? f1.seekg(0, ios::end); f1.seekg(-10, ios::cur); cout << f1.tellg ( );

1. 0
2. 100
3. 90
4. erroroutput

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Answer: 

Option c: 90

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Explanation Here