Read text and answer question.Nutrition and Older Persons in Brazil:A Human Rights Perspective   

        Brazil, along with many other countries in the developing

world, faces an epidemiological transition in a scenario characterized

by gross fertility rates as low as 2.3 and a continually rising life

expectancy to 67 years (63 for men and 71 for women). On the one hand,

this is good news; on the other hand, however, it translates into a

fast-growing older population which presents society with major social

challenges. Foremost among these challenges is to guarantee that older

persons have access to adequate food and nutrition - their basic and

fundamental human right.(http://www.unsystem.org/scn/archives/scnnews19/ch20.htm)According to the text, the most important challenge is to see that old people have