Based on the information present in the given passage, you need to write a correct answer to the given question. A correct answer is one that correctly and completely answers the question. Do not write answers that address the question partially or incorrectly. The correct answer must be contained in the given paragraph.

[EX Q]: Paragraph- Sent 1: Callimaco is taken by the beauty of Lucrezia , but she is the loyal wife of Nicia , a rich and foolish lawyer .
Sent 2: Callimaco hires the service of a shady ' fixer ' named Ligurio to aid in his quest to sleep with her .
Sent 3: Lgurio informs Callimaco that Nicia and Lucrezia are anxious to have a child .
Sent 4: With the fixer's help , .
Sent 5: Callimaco masquerades as a doctor and convinces Nicia that the best way for Lucrezia to conceive a child is by her taking a potion made from the Mandrake Root .
Sent 6: He lies and warns Nicia that the first man to sleep with Lucrezia after she has taken the potion will die within eight days .
Sent 7: Together they devise a plan to kidnap a stranger to sleep with Lucrezia and draw out the poison .
Sent 8: Callimaco then disguises himself and arranges to be the one who is kidnapped .
Sent 9: Lucrezia is an honorable woman and does not at first agree to meet with the stranger .
Sent 10: Nicia gets both Lucrezia's mother , a woman of ill repute , and her confessor Brother Timoteo , a priest of low morals , to aid in convincing Lucrezia of the necessity of the plan .
Sent 11: After finally sleeping with Lucrezia , Callimaco confesses everything .
Sent 12: Lucrezia gives thought to the duplicity of her husband , her mother , and her confessor , and decides that she now wants Callimaco as a lover forever .
Sent 13: Callimaco gets what he had desired and everyone else continues to believe that each had outwitted the others .
Question: Why does Callimaco pretend to be the one being kidnapped?.
[EX A]: Callimaco pretends to be kidnapped so that he can sleep with Lucrezia, whose husband believes it is necessary to cleanse the poison from her systems.

[EX Q]: Paragraph- Sent 1: Rough surfaces create more friction than smooth surfaces.
Sent 2: Thats why cars have tires.
Sent 3: Its also why we use rubber mats in areas that might get wet.
Sent 4: In your bathtub, you may even use No-Slip tape.
Sent 5: No-slip is another way of saying the items has a lot of friction.
Sent 6: In Figure 1.9, the blades of the skates are very smooth.
Sent 7: Thats why you cant slide across ice with shoes.
Sent 8: The soles of your shoes are much rougher than skates.
Sent 9: The rougher surface of shoes causes more friction and slows you down.
Sent 10: Heavier objects also have more friction.
Sent 11: A heavy object presses down with more force.
Sent 12: The surfaces are held together more tightly.
Sent 13: This makes the surfaces harder to slide past each other.
Sent 14: Did you ever try to push something heavy across the floor?
Sent 15: Heavy objects are much harder to push than light objects.
Question: Why do heavier objects have more friction?.
[EX A]: A heavy object presses down with more force. The surfaces are held together more tightly, making the surfaces harder to slide past each other.

[EX Q]: Paragraph- Sent 1: The mighty fane, with its three massive towers, rises majestically over the red roofs of the town.
Sent 2: Its most striking feature is the great Norman screen, running up without buttresses or projections to the parapet and hiding the bases of the square, richly decorated towers of the west front.
Sent 3: The plain centre of the screen is the work of Remigius, the first bishop.
Sent 4: The rest of it is relieved with rich arcading of Late Norman and Early English periods.
Sent 5: The wooden spires which crowned the towers were removed in 1807.
Sent 6: In 1192 Hugh of Avalon determined to rebuild the Norman building of Remigius, which an earthquake had shaken.
Sent 7: To him we owe the choir and eastern transept.
Sent 8: His successors completed the western transept and began the west end of the nave.
Sent 9: So much money had to be spent in rebuilding the central tower, which fell in 1239, that the canons could not rebuild the nave entirely, but had to incorporate the Norman end by Remigius.
Sent 10: Unfortunately the axis of the west front does not correspond to that of the nave, which is too wide for its height.
Sent 11: The low vaulting is a serious defect in the choir built by St. Hugh, but of the superb beauty of the Angel Choir, which encloses his shrine, there can be no doubt.
Sent 12: In its richness of sculpture it is one of the masterpieces of Gothic architecture in England.
Sent 13: The interior of the cathedral is remarkable for the harmony of its style, which is Lancet-Gothic, and the dim lighting of the nave only adds to its impressiveness.
Question: Which building's spires were removed in 1807?.
[EX A]:
Norman building of Remigius.