SonalSinha803 In option E there is no parallelism issue . As looking is modifying the astronomers watch and it's not the action of astronomer itself .
Option C is wrong because whenever a general statement is stated than we never use present continous instead simple present is used for example Sun rises in the east . we do not say sun is rising in the east.
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Option C is wrong because whenever a general statement is stated than we never use present continous instead simple present is used for example Sun rises in the east . we do not say sun is rising in the east.
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