#### Answer

Because it is a smaller fraction of the areas maintained.

#### Work Step by Step

Battlefields is $\frac{7}{100}$. Monuments is $\frac{21}{100}$.
$\frac{7}{100}\lt\frac{21}{100}$

Published by
Pearson

ISBN 10:
0321955048

ISBN 13:
978-0-32195-504-3

Because it is a smaller fraction of the areas maintained.

Battlefields is $\frac{7}{100}$. Monuments is $\frac{21}{100}$.
$\frac{7}{100}\lt\frac{21}{100}$

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