The for the Music Teacher's National Associations establishes a standard of conduct and recommends a set of responsibilities teachers should have toward students, colleagues and the public. These guidelines assist the professional music teacher in gaining the respect of peers and avoiding conflicts and complaints with students and others. It points out to members what are and what are not considered fair, honest and reasonable practice when dealing with students, colleagues and the public, it provides guidance for such aspects as advertising practices, appropriate relationships, and personal and professional integrity.

answer; /// the answer to the first question is (b) it began when people first deliberately seeds; /// and (d); // it gave people a steady food supple for the first time;

both focus ón people who behave in a risky way and çause accídeñ both explaín how to púrchase insurance añd cover the costs of premium. both describe what happened when consumers fail to pay their premíums in time

d. i assume the underlined word is "role." reformat if it isn't.

explanation:

role is closest to part because when replacing words, "playing a vital decision," "playing a vital activity," and "playing a vital dollar" don't make logical sense. the only meaningful choice is "playing a vital part."

this fits one of merriam-webster's definitions of role: "a function or part performed especially in a particular operation or process."