What is one problem that might commonly occur when one is bartering? a) someone wants to trade a valuable item for a less valuable one. b) two people have different ideas about the value of an item. c) someone wants to barter a good in exchange for a service. d) two people want to trade items of equal or nearly equal value.

Bartering, which has taken place since the early history of man, implies a process of exchanging of goods. Bartering may present some difficulties during the process of exchanging. One problem that may occur when one is bartering, appears as the result of two people having different ideas about the value of the item (Option "B"). Since bartering lacks a standard unit of account, the prices on goods could not be measures or quoted. Due to the absence of a common unit of account, disagreements between exchangers may difficult the bartering process.

c. taught scientists many new things about the earth, but not other planets.

explanation:

on these days , humidity is very f.) high