A local store has decided to implement digital payment options alongside its traditional cash$-$based transactions to accommodate changing consumer preferences and enhance convenience for its customers.

a$.$ Assess the factors influencing the local store's decision to adopt digital payments. Analyze the potential benefits and challenges associated with integrating digital payment solutions into the store operations

b$.$ Investigate how the introduction of digital payment options affects transaction volume, average transaction value, and customer retention. Discuss strategies the store can employ to maximize the benefits of digital payments while mitigating any challenges or risks.