While there is no official length for body paragraphs, a good guide is 

For this class, in an essay, you never want to “announce” your intention.  An example of this would be: (something you don’t want to do)

The basic structure of the academic essay is

Which of the following is NOT an indicator word or phrase that may help identify a conclusion:

Which security model uses transactions as the basis for its rules?

What is the advantage of using a centralized infrastructure for key generation?

Which term refers to protecting data from casual observation?

Which attack technique uses Bluetooth to establish a serial connection to a device that allows access to the full AT command set?

What is the best defense against rainbow table attacks?

Which mode of operation is defined as a block mode where each block is XORed with the previous ciphertext block before being encrypted?