Extremely large TCP connection (Elephants) vs. Mice flows TCP connection

(1) One example of application/ application level protocol/ internet use case that generate an elephant flow and one example for mouse flow

(2) Give three ways in which TCP favours elephants over mice. Explain in terms of specific aspects of how TCP works.

(3) Propose one router-based (network-assisted) solution to help mice flows.

(4) Propose one host-based solution to help mice flows.