21. How did the authors test the effects of artificial light on marine life?
A They exposed marine life to artificial light and
recorded how long they stayed awake.
B They exposed marine life to artificial light and
studied their numbers and behavior.
OC They exposed marine life to various colors of
artificial light and studied their numbers and
behavior.
OD They exposed marine life to various colors of
artificial light and recorded how long they stayed
awake.

jeffree star uploaded a new

the sentence does not violate the phrase structure second rule (introduced by noam chomsky) because noun phrases consist of a determiner such as a, the or every, and a noun. in the sentence, the noun phrase the cake includes a determiner (the) and a noun (cake).

on the other hand, the first rule indicates that a sentence encloses a noun phrase, followed by a verb phrase. the example sentence can be analysed as follows:

john (n) + ate (v) + the (det) + cake (n).

write a five paragraph essay, you were taught to have three body paragraphs. a university essay is more flexible than that, depending on its length and on what it is trying to say. a short university essay may have three body paragraphs, but it may have more.