Detailed Instructions: In this task, you are given a multiple-choice question about healthcare. Answer the question based on your information and classify your answers into '1', '2', '3', and '4'.
Q: Question: Type II restriction endonucleases cleave the DNA molecule:
Options: <1> Within its recognition sequence. <2> Randomly <3> Out of the recognition sequence. <4> At the 5 'end. <5> At the 3 'end.
A:
1