Match the stages of development with the appropriate week of pregnancy
Fetus begins movements called quickening
At this point the chance of a miscarriage decreases
The pregnancy is considered at term at this point
• At this point eyelids and ears are forming
. At this point, lungs begin to produce surfactant

8 weeks - At this point eyelids and ears are forming :  This moment is still delicate for the fetus, however the baby is already beginning to take shape and develop eyelids and ears. The mother's belly starts to protrude and the uterus takes on the size of an orange. 12 weeks - At this point the chance of a miscarriage decreases : The fetus enters a less delicate phase and the risk of miscarriage decreases. In relation to the baby's development, we can say that it is during this period that the feet and hands begin to take shape, the fingers begin to separate and the nails begin to form. The baby can change position and open and close the lips. 20 weeks - Fetus begins movements called quickening : At that moment the baby's brain begins to develop the senses and nerves. The baby is sensitive to movements on the outside of the belly and begins to kick, roll and make various movements, and may even have hiccups. 24 weeks - At this point, lungs begin to produce surfactant : The baby's lungs start to be functional and the baby becomes more active, the movements are in a tighter space, since the baby is much larger. At this time the baby's skin is very thin and fragile, but it will start a thickening process. 38 weeks - The pregnancy is considered at term at this point: The baby is preparing for birth and begins to assume a position where the head is turned towards the pelvis. Birth is near.

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D, capsid protien, its the protein shell of a virus.