In the market economy there are two important factors, supply and demand, which are the regulators of the market price.
The offer is conditioned by fators such as technological advances, the number of sellers, the cost of supplies, and the expectations of sellers.
Thus, a change in these factors has an impact on the supply curve, which marks the relationship between prices and quantity, in the case of the number of sellers, as the number decreases, so will the quantities available, so the curve would experience a movement to the left.
Answer
(A) the supply curve to shift to the left.