Three of the Following Aspects of Language Development Typically Appear

Multiple Choice

Three of the following aspects of language development typically appear during the elementary school years or even earlier.Which one are we not likely to see until students are in junior high or high school?

A) Some adherence to social conventions for beginning and ending conversations
B) Correct pronunciations of all sounds in one's native language
C) Playful use of words in jokes
D) Ability to detect subtle sarcasm