Which statement describes an example of irresponsible parenting?
a parent sets a regular nightly bedtime for a child.
a parent upsets his child by limiting time spent watching television.
a parent embarrasses her child by kissing him at school drop-off.
a parent leaves his young child home alone while he runs errands

Once an egg cell is fertilized by sperm, the cell then, as the embryo develops, it receives nourishment and eliminates wastes by transferring substances from its blood to its mother's blood. a. becomes a fetus immediately and exits the womb b. begins to divide and implants itself in the wall of the uterus c. remains in the uterus without dividing for several months d. travels back to the ovaries until the fetus is developed