Another word for allusion is
a. unreality
c. mystery
b. reference
d. content

Allusion means reference of letter c.  Allusion is defined as a spontaneous reference to a person, place or even an event.  It could also be used in the term alluding which mean the act of making a reference to something.  To use allusion in a sentence can be as follows:  The technique he used in the tournament is an allusion to karate. It is best used when you want to make references.  It is an alternative to the word reference.

Dr.king , i would take my mental flight by egypt and i would watch god’s children in their magnificent trek from the dark dungeons of egypt through, or rather across the red sea, through the wilderness on toward the promised land.his  speech"i  have a dream" to encourage people that change will come. this  speech  was very important during the civil rights movement and was a contributing factor in the end of racial injustice in society. the  intended audience  of "i  have a dream" is white people. i hope this