Respuesta :
the first one because it continues the idea therefore a coma just pauses a sentence and a colin describes.
CORRECT ANSWER:
a. The meeting started at noon; it lasted until late in the evening.
STEP-BY-STEP EXPLANATION:
Semicolons allow you to attach closely related ideas when it takes a style mark that is stronger than a comma. You will make your writing sound more elegant by using the semicolons effectively.