Consider the Following to Answer the Question(s) Below

Multiple Choice

Consider the following to answer the question(s) below:
Suppose that a report indicates that 28% of Canadians have experienced difficulty in making mortgage payments. Further suppose that a news organization randomly sampled 400 Canadians from 10 cities and found that 136 reported such difficulty. Does this indicate that the problem is more severe among these cities?
-The correct value of the test statistic is

A) z = 1.28.
B) z = -2.67.
C) z = 2.67.
D) z = 1.96.
E) z = -1.28.