GMAT Sentence Correction

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Source: PREP

Level: 3

Scientists at the Los Alamos National Laboratory have succeeded for the first time in mining heat from the Earth's interior and producing energy on a commercial scale, enough for efficient generation of electricity and heating factories and homes.

  • A and producing energy on a commercial scale, enough for efficient generation of electricity and heating
  • B and producing enough energy on a commercial scale for electricity to be generated efficiently and to heat
  • C for energy production on a commercial scale, enough for generating electricity efficiently and to heat
  • D to produce energy on a commercial scale, enough for generating electricity efficiently and for heating
  • E to produce enough energy on a commercial scale for efficient generation of electricity and heat

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