What is most likely the reason the writer uses a problem-solution structure in this excerpt?
to present the problem of increases in mosquito
and tick life spans
to inform people about what they can do as insects
become more harmful
to make people and doctors aware of the disease
risks caused by insects
to show how climate change can result in the
spread of infectious diseases

What is the missing statement in step 3 of the proof? given: z1 is complementary to 22. 22 is complementary to 23. prove: m_1 = m23 m21 = m2 m2 1 + m22 = 90° m22 = m23 m22 + m23 = 180° 2 statements 21 is comp. to 22 2. 22 is comp. to 23 3. ? 4. mz1 - 90°-m22 m22+m23 = 90° 6. m23 = 90°-m22 7 m21 - m23 reasons 1. given 2. given 3. def of comp. zs 4. subtr equality prop. 5. def. of comp. 25 6 subtr. equality prop 17. trans. prop. vo

Phosgene is a chemical agent that is formed by decomposition of chlorinated hydrocarbon solvents by ultraviolet radiation.

The dog high-tailed it out of here is an example of personification simile theme idiom