Please help me solve this question.

3. Classify each of the following reactions according to its type, and draw the structure(s) of the major product(s) that is(are) expected to form. If the major product is one specific stereoisomer, clearly show the correct one. If the major product is formed as equal or approximately equal amounts of two or more stereoisomers, clearly indicate which ones are formed. (15 points) hvNBS Type of Reaction: HighTemperatureHBr/CCl4 Type of Reaction: LowTemperatureHBr/CCl4 Type of Reaction