Why does the minimum point of AV curve fall towards right of AVC curve ?

On the basis of given diagram, answer the following question: (i) Identify the three short-run cost curves. (ii) Why all the three curves are U-shaped ? (iii) Why does the distance between curve A and curve B fall with rise in output ? Will they coincide at any level of output? (iv) Why does the minimum point of curve A lie to the right of minimum point of curve B.

Why does the SMC curve cut the AVC curve at the minimum point of the AVC curve?

Under which condition the oxygen dissociation curve will move towards the right ?

Under which condition the oxygen dissociation curve will move towards the right ?

Minimum point of MC curve comes before the minimum point of :