The noun "bonus" is definitely a countablenoun. The plural form is bonuses.
example: The company pays our bonuses at the end of each quarter.
Transport is both countable and uncountable as a noun.
countable
uncountable
Uncountable
The gerund painting is a countable noun, as in "There are 12 paintings in this room."
Transport is both countable and uncountable as a noun.
countable
Uncountable
uncountable
"Bun" can be both countable and uncountable. For example, you can say "I bought five buns" or "I would like some bun with my soup."
"Paragraph" is a countable noun because it refers to a distinct unit of text in writing. You can have one paragraph, two paragraphs, three paragraphs, etc.
uncountable
The gerund painting is a countable noun, as in "There are 12 paintings in this room."
Countable
countable
few is countable
The noun 'steel' is an uncountable (mass) noun, a word for a substance.