15)
More than one billion of Earth's population of nearly 7.3 billion people lack access to safe drinking water. Over 5 million people
die each year from waterborne illness due to contaminated water supplies. In Bangladesh, a study was performed where women
used their saris, a cloth worn around the head and shoulders, to filter pond and river water. The most likely reduction in infection
occurred for which human health hazard?
A)HIV
B)Zika

C)Cholera
D)West Nile

it would lead to upper respiratory infections and pneumonia.

succession returns a disturbed

ecosystem to a more stable state. this is also classified into two (2) types:

primary succession and secondary succession. the primary succession arises when

a new land is transformed and a bare rock has been exposed providing an environment

that can be occupied for the first time. while, secondary succession occurs

when a previously occupied environment was disturbed that kills much of all its

community

explanation:

50% lit on the left side