Which example was a positive effect on society as a direct result of the use of oil for energy?
a) exxon valdez oil spill destroyed the habitats and lives of many animals.
b) the need for oil as led to the united states' dependence on other countries for oil.
c) the emissions of the internal combustion engine which runs on oil/gas has added to air pollution such as smog.
d) the discovery of oil ended society's dependence on whale oil for fuel, ending the majority of the whaling in the world.

The human genome project is devoted to mapping the general dna sequence of our species. this could lead to the development of new medicines, as well as the possibility of using gene therapy to treat certain diseases. however, there are some ethical issues surrounding the mapping of individual genomes. one concern is a) that your genes may change over time, making the project useless. b) that insurance companies could discriminate based on genetic make-up. c) that since this has never been done before, we should probably not do it now. d) that sequencing our individual genomes is so expensive, it is a counter-productive strategy.

Asap brainliest will be which sentence about protists is accurate? all protists are unicellular and microscopic in nature. they have organelles, so protists are eukaryotic in nature. all protists make their own energy through photosynthesis.

How do you suppose living conditions differ between the country furthest along in the demographic transition compared to the country earliest in the transition? how would living conditions in these two countries affect both birth and death rates?