Step-by-step explanation: the answer is A. 0.25 because first of all you need to divide 25% by 100 and you will get an decimal of 0.25 and finally you just multiply 0.25 times 1 getting an answer of 0.25 so a is the correct answer hopefully.
25/100= 0.25
0.25 times 1= 0.25
A is the correct answer and have a great day.