What happened soon after Constantine I became the emperor? A The Colosseum was finally completed. B The Colosseum was flooded for sea battles. C People stopped going to the Colosseum. D Events at the Colosseum became less violent

Nextdoor is an instant messaging application for smartphones. new smartphone users find it easier to connect with friends and relatives through this mobile app when compared to other similar instant messaging applications. hence, it has the largest user base in the industry. thus, nextdoor app's value has increased primarily due to itsa. learning curve effects. b. economies of scale. c. economies of scope. d. network effects.