Length, fluidity and relevance.
<u>Answer</u>:
The sentence "C: Tony picked up the tab for our dinner last night.
" is written using informal language.
<u>Explanation</u>:
Informal language means the one that is spoken casually and used amongst family and friends. It is not a formal language used in offices and businesses.
Option C has a word ‘tab’ which is a casual word for ‘tablet’. So, this is a sentence in informal language. Other options have all formal words used. For example, ‘detoured’ in option A. Option B refers to fire drill. Option D refers to the menu that was ‘impressive’.
A) The topic of the paragraph is “Indonesia”.
b) The main idea about the topic is to share some important knowledges and beauty to the people.
c) The beauties of Indonesia, the historical sights, the beautiful things and places in Indonesia helps to explain the main idea.
Hope it helps:)
The answer is number two I think