ACCA FBT Mock Test #2

Hey Guys! I was given this question this ACCA FBT Mock Test #2 by friend but I was unable to get the diagram to answer this question because it was expired, Can someone who has the diagram can you please share it with me

Background
The following diagrams represent changes in supply and demand conditions.
Diagram A Diagram B

Diagram C Diagram D

The arrows represent shifts in the supply or demand schedules.

Indicate which diagram represents the following.

An increase in the prices of substitute goods

A reduction in incomes of purchasers of the
Good.

The introduction of a new, more efficient
production process.

An increase in the costs of factors of
Production.