Capricious (adj.)
1590s, "humorous;" c. 1600, "apt to change the mind suddenly, fickle," from French capricieux "whimsical" (16c.), from Italian capriccioso, from capriccio (see caprice).
Since dogs have way better hearing than humans their ears are also a lot more sensitive. Loud scary noises like thunder would most likely sound way bigger and way more scary to a dog than humans. Also there might be rain or lighting. While rain will probably scare them because of the noise, dogs might be scared of lightning because they know the dangers of it.
1) Chapter 22
Lucy reveals that she is secretly engaged to Edward. Only Lucy's sister and Elinor knows about it. Elinor is sad because of this discovery but she keeps the secret.
2) Chapter 24
Elinor says Lucy that her engagement might cause Edward's disinheritance in favor of his brother. Lucy feels frustrated and she considers calling off the engagement.
The correct answer is 'accustomed to modern technology', that is the part of the sentence which interrupts the flow.