Questions for 6.S897 lecture 20 (Programming Languages, 12/1). Email your answers to 6.s897staff@gmail.com. 1) Erlang processes can only communicate by sending messages to each other. How might this help with (a) garbage collection and (b) hot-swapping code at runtime? 2) Why is the number of data objects in Facade bounded to O(t * n + p)? That is, what determines the constant factor?