Final answer:
Steven did not call his mom when he got home because he was either hesitant to go home or got caught up in something else.
Step-by-step explanation:
Steven did not call his mom when he got home because he was either hesitant to go home or got caught up in something else. In the provided examples, we can see that in some cases, the characters had various reasons for not contacting their mothers. For instance, in one example, a character didn't want to go home, while in another example, a character was preoccupied with other activities. It is important to remember that the specific reason behind Steven's actions may not be clear without more information, as it can vary from person to person.