Directions: The underlined part the following sentence may have an error of grammar or syntax. The part has been rewritten in options (B) to (E) in four different ways - (A) being an exact restatement of the underlined part. Pick up the option (B) or (C) or (D) or (E) that corrects the error in the underlined part, if any. If there is no error, mark (A).

Fossil fuels, at least those which have been identified so far, are not going to last beyond the century, that too if we are not as reckless in their consumption than we presently are.

Fossil fuels, at least those which have been identified so far, are not going to last beyond the century, that too if we are not as reckless in their consumption than we presently are.

Fossil fuels, at least those, which have been identified so far, are not going to last beyond the century, that too if we are not as reckless in their consumption as we presently are.

Fossil fuels, at least those that have been identified so far, are not going to last beyond the century; that too if we are not as reckless in their consumption as we presently are.

Fossil fuels, at least those which have been identified so far, are not going to last beyond the century, that too if we are not more reckless in their consumption than we presently are.