1 : A four-year study<br>P : that babies feel more comfortable<br>Q : conducted by the Infant Testing Centre<br>R : around other babies<br>S : clearly suggests<br>6 : than with strange adults.<br><br>The Proper sequence should be:

Correct Answer: QSPR
A four-year study conducted by the Infant Testing Centre clearly suggests that babies feel more comfortable around other babies than with strange adults.