Acompany produces three products from a joint production process: : a, b, and c. as a percentage of total sales value, a represents 50%, b 49.5%, and c .5%. product c could be considered a . primary productb. main productc. byproductd. waste product

Which tasks do travel agents and hotel concierges have in common? they both recommend where to eat and handle personal services for tourists. they both process payments and book travel packages for tourists. they both make reservations and provide information for tourists. they both recommend unusual spots to visit and book tour guides for tourists