Answer: Letter D is the correct answer.
Explanation: Symbols are not neutral; a person who is not able to write, read or speak may use symbols to communicate and express their feelings and thoughts. Symbols are used in our daily lives as a type of visual language; they are used to define, evaluate, organize perceptions and allow hypothetical thoughts.
On May 11, 1846, President James Polk updated Congress on recent events concerning Texas. The emissary he sent to Mexico with an offer of cash in exchange for disputed lands was rudely rebuffed. Then, Mexicans opened fire on Americans at the Rio Grande River, killing 16. "War exists," Polk declared.