Child Development and Pedagogy · Infant Development
एक शिशु में आमतौर पर 'सामाजिक मुस्कान' (social smile) किस उम्र में दिखाई देती है?
- 16 से 10 सप्ताह✓
- 220 से 24 सप्ताह
- 314 से 18 सप्ताह
- 41 से 2 सप्ताह
सही उत्तर देखें
6 से 10 सप्ताह
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