At first, she thought she was mistaken. How could that passenger be sitting in the first-class dining salon? But as she continued to look, she knew there was no mistaking those finely chiseled cheekbones. He was still in need of a haircut, and although he had changed into a dinner
jacket
, he was wearing it over a white turtleneck sweater, the only man in the entire room dressed so informally. He probably didn't know any
better. The man was
welcomed
typical
withdrawn
©
O noticeable

a and b are the correct answer to what your looking fior

nobody can deny that cars are the most used means of transport all over the world. however owing a car could have some disadvantages. first of all, having a car on your own allows you to go everywhere without depending on timetables. moreover, you can use it whenever you need it no matter the time or the climate conditions. furthermore, if you have a car, you would not have to wait for nobody to share it when going to somewhere. nevertheless, one major disadvantages of owing a car is the fact that fuel is very expensive nowadays so that not everyone can afford it. in addition, you have to pay insurance to be protected by legal conditions. apart from this, the person who owns a car always has to maintain the car and repair any mechanical problem which could costs a huge amount of money. what is more, if you have to travel long distances, and you do not like driving, one probably would be exhausted and irritated due to driving for a long time. besides, cars cause environmental pollution. to sum up, owing a car means that you have more freedom to travel whenever and wherever people want to, however the car maintenance could be a very expensive issue that can have bad consequences at your economy.

a. by showing how a character reacts to or interacts with his or her   surroundings

explanation:

the setting reveal information about a character by showing how a character reacts to or interacts with his or her   surroundings.