What is the rule about subjects joined by and?

What do the words spoken by the mouse in paragraph 3 tell us about her character?

Read the sentence from last lecture by randy pausch. all right, so what we’re not talking about today, we are not talking about cancer, because i spent a lot of time talking about that and i’m really not interested. pausch tells his audience this because he wants them to know that

If you had read the label carefully, you wouldn’t have bought the expired product. what does it means? a. you didn’t buy the expired product because you read the level carefully. b. you didn’t read the label carefully so you bought the expired product.