Answer:
' 'I'm coming right away,' said Gregor slowly and deliberately and didn't move, so as not to lose one word of the conversation. 'My dear lady, I cannot explain it to myself in any other way,' said the manager; 'I hope it is nothing serious.
Answer:
stench
Explanation:
the fact that the person is "grimacing" at the smell of the cooking tells you that it's a (bad) stench, where the other 3 options usually are associated with more pleasant smells