Which best describes word choice in an academic paper? It’s the internal structure, sequence of ideas, and unity of paragraphs.
It’s the transitions that connect one body paragraph to another.
It’s the rhythm and flow of the language, aided by sentence variation.
It’s the use of precise, rich, and colorful language to convey ideas.

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.

i say that the right answer is: three personal subject pronouns. that’s because you will see “she” two times, referring to the librarian, and “they” one time, referring to the books. personal subject pronouns are used to replace common nouns or proper names.

the only possessive noun it’s present on the first sentence, when the speaker refers to “his” father.

sometimes we look at a photo and miss on important information because we don't know all the facts or don't have the complete story behind it. captions give viewers important and relevant information about the photo. most of the time we will look at the photo for a second time after reading the caption under the photo and then find something different or new about it. this visual trip is also known as a loop.

captions differ from descriptions because they're meant to be read by someone else while descriptions contain basic information that will anyone who is working with them.