B, make other inferences about the word using the words around it.
working hard will become a struggle depending on how hard you work.
Answer:
acts as a natural barrier between regions-<u>B</u><u>o</u><u>t</u><u>h</u>
Provides a rich supply of iron and other minerals-<u>B</u><u>o</u><u>t</u><u>h</u>
example include the sahara and Kalahari-<u>D</u><u>e</u><u>s</u><u>e</u><u>r</u><u>t</u>
is usually a dry area with little to no rainfall-<u>D</u><u>e</u><u>s</u><u>e</u><u>r</u><u>t</u>
examples include the Andes and Himalayas-<u>M</u><u>o</u><u>u</u><u>n</u><u>t</u><u>a</u><u>i</u><u>n</u><u>s</u>
