Learning curves represent the relationship between :

b. average variable cost and the cumulative number of units produced. 

I Will go With Option " B " ....

1. Learning curves represent the relationship between The correct answer was: b. average variable cost and the cumulative number of units produced..>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>

The answer is : Option ( B )

(B)                Thank You.

answer D ______________________________

D

Thanks

____________________________

 d. average variable cost and the rate of increase in technology////////////////////////////

Option (D) average variable cost and the rate of increase in technology. 

2nd option Option B................

1. Learning curves represent the relationship between The correct answer was: b. average variable cost and the cumulative number of units produced..