एक बच्चे का पहला अनुभव और यह अपेक्षाएँ कि 'लड़की' या 'लड़का' होने का क्या अर्थ है, कहाँ से आती हैं?

Assertion (A): Male characters in stories and books are often presented as strong and adventurous, while female characters are shown as warm and sensitive. Reason (R): Schools and curriculum influence gender-role identity as they are powerful agents of secondary socialization. Choose the correct option:

Children begin to actively acquire and internalize gender stereotypes during which period of development?