Identify the topic sentence in the given paragraph. All members of the animal kingdom need sleep to help their brains function properly. The brain needs a minimum number of hours to rest and
organize itself. The number of hours depends on age. For example, human babies need an average of 14 to 16 hours of rest daily, while adults
can function on about 6 to 8 hours. Scientists are not completely sure what the brain does during sleep periods, but they do know that the brain
sorts and stores information and replaces chemicals when a person sleeps.

thats harsh

explanation:

me  

what's the sales price

the illustration   that would give a reader a clear understanding of the text is a picture of men constructing the frame of a building.the frame is made of iron bars. the text describes the job of blacksmiths'. these were very organised and they had different names: "the driver" and "the heater". the text describes the way in which these men worked ; they worked iron pieces as if they were playing a sport. in fact, the text wants to show the men's skills. the text also puts some emphasis on the use of '' rivets'' in construction. this kind of nails were not always used in the construction of manhattan.

some examples:

"and with an underhand toss he hurled the smoking rivet straight at the catcher, who caught it in mid-air in his catching can." men's skills

"when the driver was ready for a new " the emphasis on the rivet ( special nail used in construction).

" it against a beam to remove any cinders, and jammed it into the waiting hole. " the emphasis on the rivet.

hdhdjdudjsbssvvzv. hdhdg