Hepatitis b and hiv/aids are two serious infections that can be transmitted by a. skin contact, contact with urine, and sharing clothing. b. transmission by air, water, and shared bodily fluids. c. sharing food and sharing drinks. d. breastfeeding and contact with blood. first tp answer get brainlist

Earth's atmosphere is unique among the planets and is able to support life because it contains a large amount of a) oxygen b) helium c) methane d) carbon dioxide

The smokey mountains have over 2,100 miles of rushing mountain streams and rivers that flow through the park. in each mile lives a diverse community of native fish, amphibians, insects, and larvae, some of which are found only in the southern appalachians. park managers and scientific researchers test many factors such as fish populations, the watersheds and water tests to determine a) too many lizards are present b) the water quality of the stream c) rainwater is running into local streams d) if visitors to the park are overstaying their welcome

Match the given scenarios to the different phases in business cycle. expansion phase - peak phase - recession phase -