Final answer:
Myra's statement 'This sun is cooking me' in the passage indicates that she is feeling uncomfortably hot because of the strong sunlight.
Step-by-step explanation:
The words "This sun is cooking me" spoken by Myra in the passage indicate how she is reacting to the heat of the sun. When someone uses a phrase like that, it typically implies an uncomfortable sensation due to excessive heat, as if they were being cooked. Therefore, the words affect the passage by implying that Myra is feeling uncomfortably hot due to the intense sun.