Final answer:
Amanda in 'The Glass Menagerie' is concerned about the gentleman caller's financial stability, family background, and physical appearance.
Step-by-step explanation:
In the play The Glass Menagerie by Tennessee Williams, Amanda is concerned about several aspects of the gentleman caller's character. These include his financial stability as she hopes for a suitable match for her daughter, Laura. Additionally, she may be interested in his family background as it can provide insights into his upbringing and values. Lastly, Amanda may also be curious about the physical appearance of the gentleman caller, as it could potentially impact his eligibility as a suitor.