Answer:
a) how nice his pig will be
b) his hypothesis is if he rubs his pig's belly and feed it candy it'll come nicer to him
c) the belly rub and candy
d) the pig's niceness or tolerance towards him
e) in conclusion, his hypothesis was correct, when he gave belly rubs and candy the pig was nicer towards him
f) the exact amount of belly rubs or maybe even what kind of candy used
