Practice makes improvement.

In the following question, out of the four alternatives, select the alternative which will improve the bracketed part of the sentence. In case no improvement is needed, select "no improvement". By then running water and electricity (had arrive), making the well and the lamp post redundant

Assertion : Biofortifications is the most practical aspect to improve health of the people. Reason : Biofortifications is breeding crops with higher levels of vitamins or minerals or higher proteins and healthier fats.

Improvement of human race through improvement of human environment is