due to COVID−19,$-19,$ some enterprises are forced to shut down their business. Assume that this is an adverse supply shock, i.$.$e.$.$ supply decreases. As a response states are providing income supports to their citizens to boost demand. What would the impact of these events be on equilibrium price and quantitiy?

a−$-$ equilibrium price will increase; equilibrium quantity will increase

b−$-$ change in equilibrium price is uncertain, equilibrium quantity will increase

c−$-$equilibrium price will increase, change in equilibrium quantity is uncertain

d−$-$changes in both equilibrium price and quantity are uncertain