One knee bent is not the correct technique for performing sit and reach test. Hence the correct answer is option b.
Explanation:
It is a very common test and exercise to stay fit. Bangladesh the stretching test can be done. For this a person have to put their legs straight and reach out for the toes. He shouldn't bend any knee for reaching out the toes. All the options are correct technique for performing sit and reach test except bending a knee.
The leg should be straight and also the weight should be flexed. For touching the toes finger should be used and the person should hold this condition for few seconds according to his compatibility.
