var a = 3
var a = 4
console.log(a) // 4 as var variables can be redeclared + updated
let b = 3
let b = 4
console.log(b) // Syntax Error as let variables cannot be redeclared
// If we just do, it will work because it can be updated
b = 4
const c = 3
const c = 4
console.log(c) // Syntax Error as const variables cannot be redeclared or updated
const d
// Will this throw an error? Go through the table and try to find the answer.