Question: Arrange the sentences A, B, C and D to form a logical sequence between sentences 1 and 6.
1. The main source of power in industrial undertaking is electricity.
A. Electricity from water also requires enormous river valley projects involving huge expenditure.
B. In contrast, electricity from atomic power stations will result in a tremendous saving in expenditure.
C. Besides, the mineral resources of the world required for generation of electricity are being rapidly depleted.
D. But the production of electricity needs huge quantities of coal.
6. The installation of atomic plants will help in meeting the shortage of these resources.
D starts with ‘but’ and states why use of electricity in industries poses problems. A. continues with the idea
and the word ‘also’ shows that it should follow D. B. presents an alternate to the costly options by using ‘ in contrast’, C. states another reason to avoid using mineral resources for generating electricity and leads to 6.