A bountiful wheat harvest can be bad news for wheat farmers because the

a. supply curve for an individual wheat farmer is usually perfectly elastic
b. supply curve for an individual wheat farmer is usually perfectly inelastic.
c. demand for basic wheat is usually elastic, meaning that factors that shift supply to the right increase total revenues to sellers.
d.  demand for wheat is usually inelastic, meaning that factors that shift supply curve to the right decrease total revenues to sellers.

ANSWER:

d.  demand for wheat is usually inelastic, meaning that factors that shift supply curve to the right decrease total revenues to sellers.