Answer:
An
Step-by-step explanation:
The poster represents an article....
- If there is consonant sound we should use "a" and if there is vowel sound we should use "an"..
____________________
We can also use a / an with exclamation ..
Example :
- What a lovely place it is !
- What an innocent boy he is !
We can use "a" with few / little ...
Example :
- She has a little money to buy a car...
we can use a / an to show emotion ...mental activity ..and some uncountable noun ..
Example :
- We need a secretary with a first class knowledge of English...
- This baby shows an amazing understanding of adult behavior...