Which organ provides nourishment and oxygen to a developing fetus via the umbilical cord?

A. amniotic sac
B. ectoderm
C. placenta
D. endoderm


Answer: C

Psychology

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Maintaining close relationships is an important consideration for most young adults.

Answer the following statement true (T) or false (F)

Psychology

The most commonly used sampling method in psychological research is probably ____ sampling

a. cluster b. quota c. simple random d. convenience

Psychology

This is an experiment or quasi-experiment that includes more than one independent variable.

What will be an ideal response?

Psychology

When people define themselves according to personality traits, they are using _____ to organize their self-concept.

A) self-esteem B) a self-narrative C) self-schemas D) self-serving biases

Psychology