Personal selling can be more effective than advertising in complex selling situations because it is a. designed to reach large groups of consumers b. nonpersonal c. interpersonal d. only used for face-to-face customer interactions e. less engaging than advertising

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every society, in order to meet the needs of it's people, has to answer three basic questions:

- what should we produce?

- how should we produce it?

- for whom should we produce it?

this questions must be answered in order to, option b, aid in production decisions.

every country can't produce everything, no matter how rich their land is. it may be a matter of technology, resources or geographical conditions. so, these three questions must be resolved in order to get the most of the production of each land.

hope this !

answer; allows decision to stand;