Answer:
<u><em>The answer is</em></u>: <u>d. Progesterone.</u>
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Explanation:
The menstrual cycle <em>consists of a series of regular changes that naturally occur in the female reproductive system</em>.
<em>When the follicular phase begins</em>, estrogen and progesterone levels are low. <em>As a consequence, decomposition and shedding of the upper layers of the uterine lining, endometrium</em>, and menstruation occurs.
<u><em>The answer is</em></u>: <u>d. Progesterone.</u>
<u>Behavior of Jack, the manager:</u>
Jack is the manager, he does have the authority to correct Samantha but it is also his responsibility to make Samantha comfortable. He could have explained the situation to her calmly and make her understand the problem.
He failed to some extent but he could rectify the mistake by apologizing and providing Samantha a clear explanation about how she can improve her performance. If Samantha does go to the PR and reports Jack, both of them leave the problem unsolved indicating lack of proper communication.
A manager should be able to interact well with their workers and make them see the benefits for the company and their personal interests and then invest their effort into better performance.
the tissue of the heart may become thicker in an attempt to beat harder due to the increase in blood pressure. It's harder for this thickened tissue to conduct electrical impulses. As a result, your pulse might slow down because it takes longer to transmit electrical impulses