Final answer:
The type of informal language used in the sentence 'She's a fine girl.' is slang. The sentence 'Carme ASAP!' contains an abbreviation. The sentence 'Holy cow! That dog is big.' uses a contraction.
Step-by-step explanation:
The type of informal language used in the sentence 'She's a fine girl.' is slang. Slang refers to informal words or phrases that are unique to a particular group or region. In this example, 'She's a fine girl' uses slang to describe someone in a casual and informal manner.
An abbreviation is a shortened form of a word or phrase. The sentence 'Carme ASAP!' contains an abbreviation, which stands for 'Car meet as soon as possible.'
A contraction is a shortened form of two words created by combining them. In the sentence 'Holy cow! That dog is big.', the contraction 'Holy cow!' is used to express surprise or astonishment in a casual and informal manner.