contestada

Match each description to the correct research source.


people share

knowledge based

on their experience

of a subject


types of literature

published at regular

intervals


written communication

containing feedback

about products or

services


businesses ask

customers questions

either face-to-face

or on the telephone

Match each description to the correct research sourcepeople shareknowledge basedon their experienceof a subjecttypes of literaturepublished at regularintervalsw class=