Read the statement below and then select the idea which can be inferred from the statement. Toxicity is high in cities. A. Environmental scientists help keep air safe.
B. Temple University is near Philadelphia.
C. There is some lead in drinking water.
D. There are more factories in the city than in the country
. E. Ground soil can become poisoned with lead.

Which statement best explains the function of the subtitlein this text? a.it provides additional information that narrows the focusof the text.b.it draws attention to important information in the table ofcontents.c.it introduces the various sections that appear withineach chapter.d.it explains the author's primary reason for writing aboutthis topic.correct (a)