Netnography is a set of research practice which is used in the collection of data, analysis of the data and representation of it. Most of the data is collected by a public conversation recorded by the communication network.
Netnography uses the conversation as collected data.
so, Photos shared on Instagram can be used to track consumption patterns and conversations of online consumers.
its B because we're not talking about mass even tho most people would have chosen A cuz it says mass and u they would think its apart of density but if ur testing to see density ur figuring out which object will sink and which one will float so da reason why da penny snuck it cuz da density is greater den da water and copper has a better chance of sinking den floating so dats why its B I hope dis helps :3