Answer:
problems that affect a large number of people.
Explanation:
Answer: C
Explanation: An atom of titanium has fewer protons than an atom of vanadium but more protons than an atom of scandium
For instance, the pansy butterflies and gold finches both are yellow and black in color. The butterfly and goldfinch also fly and have wings. However, the butterfly has no beak, no feathers, whereas, the gold finch has a beak and feathers, but no antennae.