A(n) ________ action hides or displays the results of the macro while it runs

Binary search trees are commonly used

A) with arrays of integers. B) in database applications. C) in linear data communication processes. D) A and C E) None of the above

In the U.S., if a consumer finds a problem on her credit report, she must first send a letter to the credit-reporting agency. Under federal law, how many days does the agency have to investigate and respond to the alleged inaccuracy and issue a corrected report?

A. 15 B. 30 C. 45 D. 60