If a fire wall is required to have a fire-resistance rating of 4 hours, openings are frequently protected on each side with which of the following?

Letters, emails, phone calls, and face-to-face talking are all examples of verbal ________ of communication

A) word-based B) channels C) medians D) substances

State courts handle which of the following?

a. Bankruptcy cases b. Most professional malpractice cases c. Interstate and international trade/commerce cases d. none of these choices