If a respondent says his income is "Over $100,000 per annum" when, in fact, it is "$50,000 per annum",the difference between the true and actual measurement of income in this case could be said to be LACK of:

A)reliability.
B)validity.
C)All of these are correct.
D)None of these are correct.
E)nominal scaling.

answer; management is about coping complexity and leadership is about coping with change; i believe this is correct; ///good luck                                          

(b) management: leadership

answer; (a) calling people who have not shown interest in the product and asking them to buy it;

answer; ///blank(1); dealers; blank(2); brokers;