Which revision corrects the error in this sentence? heathrow international airport is about to shut down because of the snow if the plane doesn't land soon it will have to go on to belvedere. a) london's heathrow international airport is about to shut down because of the snow, so if the plane doesn't land soon, it will have to go on to belvedere. b) london's heathrow international airport is about to shut down because of the snow and if the plane doesn't land soon it will have to go on to belvedere. c) london's heathrow international airport is about to shut down. because of the snow, so if the plane doesn't land soon it will have to go on to belvedere. d) london's heathrow international airport is about to shut down because of the snow but, if the plane doesn't land soon, it will have to go on to belvedere.

The answer is, "London's Heathrow International Airport is about to shut down because of the snow, so if the plane doesn't land soon, it will have to go on to Belvedere. "

Explanation:

A)==> In this sentence, we see the use of the proper preposition "so" which shows cause and effect relationship between the two situations discussed here. Punctuation is also placed-in properly to maintain the sense of the statement.

B)==> Punctuation mistakes are present in this statement. For. example: there is comma required between "soon" and "it".

C)==> Here, the separation of the sentence is improper. "because" should not come in the new sentence. It shows inconsistency in the structure of the statement.

D)==> Again, a wrong preposition is utilized to establish a connection in the situations. "But" does not show any effect of the snow on flights deviation in landing.

answer: b (host)

viruses use the cells of living organisms to reproduce. the cell which is used by virus is called as "host cell". it is a living cell in which virus multiplies, example bacteria, plant or an animal cell.

in this, the virus is a parasite, which uses host cell for its benefit (reproduction) by using the cell machinary of host cell.

clerical work ensures that an office runs smoothly. it involves the day-to-day administrative tasks of an office, such as answering phones, scheduling appointments, sending faxes, and filing documents. office clerks and secretaries need to have particularly strong clerical skills.

explanation:

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