Python 2.7. Looking for the correct answers to the following question:

This is a MULTIPLE ANSWER question, which means you are able to select one or more answers as being correct. Note that this does not necessarily mean that there are multiple correct answers. In any case, select all the answers you believe are correct.

Consider the following Python function definition:

def inits(given_name = 'John', surname = 'Smith'): return given_name[0] + surname[0]

Which of the following function calls will return the string 'JS'?

		inits('Justice')
		inits('Jane', 'Starr')
		inits('given_name = Johnny', 'surname = Spencer')
		inits()
		inits('Smith', 'John')
		inits('given_name = Jessie, surname = Spicer')
		inits(surname = 'James', given_name = 'Starr')
		inits(given_name = 'Joseph')
		inits(surname = 'Starr')
		inits('Smith')
		inits(surname = 'Striker', given_name = 'Jackie')
		inits('Smith, James')