Directions: In the following question, some statements have been provided. These statements form a coherent paragraph when properly arranged. Select the alternative representing the proper and logical sequencing of these statements.

A. But these may, and very often do, pass unnoticed for quite a long time by those who have had no scientific training. B. The natural sciences have been more neglected in this country in the last fifty years, and that is saying a good deal. C. All those who trade on the ignorance and prejudices of the public are having a good time and often employ it in writing the most appalling rubbish in reference to the important subject of nutrition. D. Diminishing energy and power, decreasing endurance, slowing circulation, lessening blood colour, falling temperature, altered blood pressure, enlarging heart and liver, are some of the most obvious signs with which the physician is brought into contact in such cases.