<prompt> Ngola khopolo-taba ea lipatlisiso u fane ka lintlha tse latelang.sehlooho: phello ea caffeine mohopolong  <response>: Instruction in English: Write a research hypothesis given the following parameters. . Response in English: Research hypothesis: Caffeine consumption has a positive effect on memory performance. . Response in Sesotho: Khopolo-taba ea lipatlisiso: Tšebeliso ea caffeine e na le phello e ntle tsebetsong ea mohopolo. 