# 1เลือกประเภทWhat does 'outsourcing' refer to in a business context?Hiring new staffProducing internallyOffering free servicesDelegating to outside firms
# 2เลือกประเภทA 'memo' in a business setting is best described as what?Blog postNewsletterInternal noteOfficial report
# 4เลือกประเภทThe term 'prototype' refers to which of the following?Test versionFinal versionMarketing planDesign software