Answer:
a. the actor-observer effect.
Explanation:
The term 'attribution' means to have explanation to the behavior of people.
The actor-observer effect or the the actor-observer bias in psychology means human tendency to explain or state the behavior and nature of other people to be due to the internal influences of the individual and one's own behavior is a result of outside influences and situational factors.
According to the actor-observer effect, we have more information regarding our own behavior.
Thus the answer is --
a. the actor-observer effect.
Breast tenderness would be considered a presumptive sign of pregnancy.
The fertilization of sperm and ovum occurs at ampulla isthmic junction of fallopian tube. This ovum travels to the uterus and joins with the uterus for further development. Two weeks after the fertilization or conception, pregnancy is said to begin.
This is accompanied with missed periods or menstruation. Other important presumptive signs include nausea, vomiting, breast tiredness, back pain, poor sleep etc. In humans, the pregnancy or gestational period lasts for around 40 weeks or 80 days. Estrogen, progesterone and human chorionic gonadotropin are the three hormones that rise at the start of pregnancy.
Estrogen regulates progesterone and increases blood flow while progesterone prepares the uterus for implantation of fertilized ovum. The third hormones indicates the creation of placenta.
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1 year and 45 days & March 17, 1930
