Single/multi-choice problem: Which of the following solutions is better for the following goal:
How change the antifreeze fluid in your car.

Choices: a). Locate the radiator in the front of your vehicle, locate the plug on the bottom and gently take it off and let the antifreeze flow in a container, find the top hose and start squeeze once the antifreeze start dripping, take off the c clamp on the hose and take the hose off to let the rest of the antifreeze escape, once the antifreeze is out put the hose and plug back on, fill up the car with antifreeze.; b). Locate the radiator in the front of your vehicle, locate the screw on the top and gently take it off and let the antifreeze flow on the ground, find the top hose and start squeeze once the antifreeze start dripping, take off the c clamp on the hose and take the hose off to let the rest of the antifreeze escape, once the antifreeze is out put the hose and plug back on, fill up the car with antifreeze.;
a).