Alittle boy is allowed to play with a laboratory rat and shows no fear of it. then, a scientist makes a scary noise by banging an iron bar whenever the little boy reaches for the rat. soon, the boy begins crying whenever the rat comes near him. in this study, the scary noise is the

despite recent progress in bangladesh in the areas of poverty and human development indicators such as literacy and life expectancy, inequalities in income and consumption rates have increased, with 32% of the population living below the poverty line.

bangladesh is one of the world’s most densely populated countries; the size of illinois, bangladesh has a population of 156 million people, half the population of the united states. despite recent progress out of poverty and increasing human development indicators such as literacy and life expectancy, inequalities in income and consumption rates have increased (undp 2005). 32% of the population lives below the national poverty line, most of whom are women and children. the prevalence of child (under 5) malnutrition is 33%, one of the highest in the world.

the disproportionate poverty faced by women and girls comes as a result of discrimination and exclusion within bangladeshi society, struggling to establish their rights and influence in decision-making processes. traditional practices such as dowries, child marriages and the relegation of being last to eat have created a demeaning and dangerous sociopolitical context for girls and women. (world vision, 2014)

the period of human evolution has coincided with environmental change, including ('hominin' refers to any bipedal species closely related to humans – that is, on how do we know earth's climate has changed? a map showing dates and locations of prehistoric archeological sites and migration routes from africa into.