Which function/method do you use for establishing connection to database ?

Which function/method do you use for executing an SQL query ?

In order to open a connection with MySQL database from within Python using mysql.connector package, …………… function is used.

1. open()
2. database()
3. connect()
4. connectdb()

A database …………… controls the connection to an actual database, established from within a Python program.

1. database object
2. connection object
3. fetch object
4. query object