What kind of food and drinks are sold in your school canteen?What types of foods and drinks should be sold in school canteens?​

Healthy canteen options include multigrain sandwiches, soups, pasta, curries, fruit salads and yoghurt. Unhealthy options include deep-fried foods, pastries, cakes, lollies, chips and sugary drinks

Types: Fast food and the drinks are actually soda,ice tea and juices.

Should be sold:Healthy and the drinks must contain vitamins and minerals

this null effect is caused by a weak manipulation and ineffective internal validity. in a scientific study, as the one dr. morimoto is trying to perfom, internal validity refers to the confidence placed in the cause-effect relationship and to how well an experiment is done and able to eliminate confounding variables.        

all freedom fighters demanded for constitution. so british finally granted india it's freedom. then a constituent assembly was formed. it's chair man was rajendra prasad and its deputy chairman was dr. br ambedkar.

this assembly take the time of about one year than our constitution was finally formed.

explanation: