In Solidity code, what does the public keyword do to a state variable? Provides a mechanism for miners to share the identity of the smart contract$$s creator. Gives the public the ability to change the code of the smart contract. Creates a function that makes the state variable accessible outside the contract. Gives Ether to any user that calls the function. Which of the following statements is true regarding transactions in Ethereum? $(1)$ Transactions can include data and Ether. $(2)$ The recipient of a smart contract creation transaction is the zero address or null. $(1)(2)(1)$ and $(2)$ Neither $(1)$ or $(2)$ Who sets the gas price in a transaction? Defined in opcodes The smart contract Miners The creator of the transaction