WILL GIVE BRAINLEISTWhat happened to the birch tree bark during the Industrial Revolution?
it got darker due to air pollution from factories
it got lighter due to air pollution from factories
it died and fell off, causing a lors of habitat for the
moths

Which of the following was not an effect of bolsa familia and the program to erradicate child labor (peti)? a. child labor was eliminated in brazil. b. 40 million families were lifted out of the lowest income level. c. the average years of schooling increased. d. more children began to graduate from high school.