Final answer:
Jesus allowed himself to be baptized by John the Baptist as a symbol of his submission to God's plan and initiation into his public ministry.
Step-by-step explanation:
Jesus allowed himself to be baptized by John the Baptist as a symbol of his submission to God's plan and his initiation into his public ministry. The baptism signified a new beginning and a cleansing from sin, even though Jesus was sinless. It was also a way for Jesus to identify with humanity and show his solidarity with those who were repenting of their sins and seeking God's forgiveness.