When evaluating corporate bonds, investors frequently rely on credit ratings as a measure of default risk. Credit rating agencies provide these assessments based on various factors, including financial strength, economic conditions, and management quality. A certain corporation recently received a credit rating upgrade from a prominent rating agency, increasing its rating from 'BB+' to 'BBB-'. This upgrade indicates a significant change in perception regarding the company's creditworthiness.

Given this information, which of the following statements is most accurate regarding the implications of this credit rating change?