What do we know to be true about infant physical development? The infant's brain develops from 100 billion neurons to 500 billion in a very short period of time.
The infant's brain starts with about 100 billion neurons and over time the connections between these neurons dramatically increase.
The only reflex the infant is born with is the rooting reflex, which is essential for feeding.
Motor development (e. g., sitting up, crawling) unfolds exclusively as part of a genetic plan.
The infant is able to reach for objects early because it is such a simple motor skill.

1. which statement about individual dating is true? ? a. wants to people start dating they must stay in a lifelong commitment b. once to people start dating they must refuse to date others c. there is less pressure for sex in individual dating then in group dating d. going on an individual date can lead to meeting a special friend 2. which example shows a consequence? ? a. getting pregnant after having sex b. denying someone from having sex c. kissing someone on the first date when he or she doesn’t want to be kissed d. going for a walk when one person wants to go out but the other wants to stay home 3. which consequences of having sex is social? ? a. getting an std after having sex b. getting pregnant c. feeling anxious about possible being pregnant d. refusing to meet new people plzzz hurry