The answer is <u>"Müller-Lyer illusion".</u>
The Müller-Lyer illusion is an optical illusion comprising of an arrangement of lines that end in sharpened stones. The introduction of the sharpened stones influences one's capacity to precisely see the length of the lines. Like most visual and perceptual dreams, the Müller-Lyer illusion enables neuroscientists to ponder the manner in which the cerebrum and visual framework see and translate pictures. Craftsmen have likewise used the hallucination to extraordinary impact in their works.
 
        
             
        
        
        
Whom would be correct double check though
        
                    
             
        
        
        
Mexico had reluctantly ceded California and much of its northern territory to the United States in the 1848 Treaty of Guadalupe Hidalgo,. When the Mexican diplomats signed the treaty, they pictured California as a region of sleepy mission towns with a tiny population of about 7,300-not a devastating loss to the Mexican empire.
        
                    
             
        
        
        
<span>To cut off the supply route connecting the west (England, Spain and France) to the east (India, China, etc)
it was also a short cut that the British wanted to control</span>
        
             
        
        
        
Answer:
The natives Americans were getting pushed out of their homes while the American were developing new technologies like railroads and telegraphs and expanding. They called it an invasion because it was originally the Native American's land