Final answer:
The relationship between Antonio and Bassanio in 'The Merchant of Venice' is that of friends who support each other.
Step-by-step explanation:
The relationship between Antonio and Bassanio in Shakespeare's play 'The Merchant of Venice' can be described as friends. Antonio is a wealthy merchant who offers financial support to Bassanio, his close friend. Bassanio seeks Antonio's help to borrow money in order to woo Portia, a wealthy heiress.
This relationship is evident in Act 1, Scene 1 when Antonio says, 'My purse, my person, my extremest means, lie all unlocked to your occasions.' This shows the deep friendship and trust between them.
In conclusion, the relationship between Antonio and Bassanio can be defined as friends who support each other through thick and thin.