Please help me I deleted an old c. h.a. t
of my friend with so many pictures and videos from years back on fb

I'm so upset
what shall I do

Oxygen passes through capillary walls and into interstitial space where cells absorb ? a. nitrogen, b. oxygen, c. carbon dioxide, d. metabolic waste

What is an important step to prove something is valid or not? determining the reliability observing research testing

According to ainsworth's research, in a new situation such as beginning child care placement, which children will be most likely to go to their mother for comfort when she returns? a. disorganized-disoriented b. insecure-ambivalent c. insecure-avoidant d. securely attached