Final answer:
The practice of infant baptism in the church today is sometimes justified by tradition, community, and cultural norms.
Step-by-step explanation:
The practice of infant baptism in the church today is sometimes justified by appealing to tradition and community as well as cultural norms. Tradition and community play a role in the decision to baptize infants as it has been a long-standing practice in many religious traditions. Additionally, cultural norms can influence parents' decision to have their infants baptized, as it may be expected or customary in their particular culture.