C. They give real context to the narrator's opinions on race.hope this helps
The total runners who began the marathon is 1000
<u>Explanation:</u>
Given:
Runners who completed the marathon = 90%
Men = 30%
Number of men completed the marathon = 270
Total runners who began the marathon = ?
Let the total runners be x
According to question:
Runners who completed the marathon = 
= 0.9x
and,

Solving further:

Therefore, total runners who began the marathon is 1000
The correct answer among the choices provided is the second option. Iambic pentameter was the meter pattern used in "On Imagination". Aside from iambic pentameter, Phyllis Wheatley also uses couplet and heroic form in her poems. Wheatley was an eighteenth-century black slave.
The correct answer is number 1.
Answer:
D.Philip J. Landrigan, Paul J. Lioy, and Panos G. Georgopoulos
Explanation: