Which of the following is not a reason why infectious diseases like malaria and hiv/aids often hamper economic development?
a. life expectancy begins to rise.
b. caregivers lose time at work.
c. more tax dollars are shifted to health care.
d. people have difficulty working and earning income

A) Life expectancy begins to rise is not a reason why infectious diseases like malaria and HIV/AIDS often hamper economic development. Life expectancy lowers when people have infectious diseases like the above, however all the other options are impacted in the economy when someone has a disease.

Magma is outside the volcano  and lava is inside the volcano. 

How am i supposed to know your lecture