Which of the following statements is not true?
a. "who" and "whom" are personal pronouns.
b. "who" is a subject pronoun.
c. "whom" can serve as the object of a preposition.
d. "whom" is an object pronoun.

Which counter claim is most effective against this claim? rob's essay includes

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

How does this paragraph develop the characters in the dialogue?