23. A boy named Zohan recently came to know about the problems created by plastic bags to our environment. Zohan is going to a nearby shop to buy the things his
mother told him. Suggest any two alternatives for plastic bag that Zohan can use to
carry the things hebuys.​

Before they can be published, scientific papers must be peer-reviewed. this means that: a) some other scientific experts read the papers and guarantee that they are true.b) some other scientific experts read the papers and provide quality control by eliminating many mistakes.c) an editor reads the papers, to make sure that all the semicolons are in the correct places.d) everyone in the world is given the opportunity to comment on the papers through a specially maintainedblog.e) government bureaucrats read the papers, to be sure that the papers do not insult the political positions ofthe current officeholders.