Factors contributing to the likelihood of contracting hiv infection include:
a. number and frequency of sexual contact
b. intravenous drug use
c. sexual partner of people with hiv/aids
d. people with other sexually transmitted diseases
e. all of above

Select the correct answer from each drop-down menu the images show fossils of a modern bird and two extinct organisms (a tyrannosaurus rex and an archaeopteryx). based on the structure of the three organisms, it can be concluded that the archaeopteryx and bird have wings, while dinosaurs have limhe se it can be concluded that