In the following Venn diagram, the triangle represents 'tall', the circle represents 'black eyes', the rectangle represents 'brown hair', and the square represents 'boys'. Which of the following letters represents tall boys with black eyes but NOT brown hair?
Select the correct mirror image of the given combination when the mirror is placed at 'XX' as shown. 
Select the figure from among the given options that can replace the question mark (?) in the following series. 
A cube is made by folding the given sheet. In the cube so formed, which pair of letters will NOT be on the opposite faces? 
Select the option in which the given figure is embedded (rotation is NOT allowed). 