Which identifies and explains the primary function of the underlined words?

that boy in the fourth row is bella's cousin.
a) a dependent clause that modifies bella
b) a prepositional phrase telling which boy
c) a noun phrase telling where to find the boy
d) an independent clause that modifies that boy

in the fourth row is underlined.

How does the map develop the central idea that scholars at jundi shapur spread the knowledge of sugar? the map illustrates the spread of sugar from new guinea to persia. the map shows that sugar was being refined primarily in the north rather than the south. the map illustrates the spread of knowledge about refined sugar processing to egypt. the map illustrates that people in china knew how to refine sugar and shared this knowledge. the answer is c