The verb that agrees with its subject is A) is. This shows the singular verb.
Answer: 0.08 (decimal) 4/50 (fraction), 8% (percent)
Explanation:
Decimal form: 0.08, because 4/50 is equal to 8/100, which is equal to 0.08.
Fraction form: 4/50, or, simplified, 2/25.
Percent form: 8%
The purpose or the topic of what you´re going to be writing.