Please help with these

What is political gerrymandering, what does is accomplish, and why might legislators use this tactic in redistricting

The devahrime system was created in order to : a. promote the expansion of sikhism in the ottoman empire b. illuminate the influence of christianity in the ottoman empire c. create trade relationships between the ottoman and mughal empires d. provide the ottoman empire with trained professional soldiers

Answer the questions in the image for zoom in to see better