Would someone like to me with french? you fam!

Your new boss just entered your office, he says "bonjour monsieur, comment allez-vous? ". how would you answer his question? by saying “ça va. et toi? ” by shake his hand and saying ”salut. et vous? ” by saying “bonjour. et toi? ” and shaking his hand. by shaking his hand and saying ”bonjour. bien et vous? ”

Select the word or phrase that best completes this sentence.               au musée, informer les visiteurs sur nos collections. a. est nécéssaire b. devez c. il faut d. il faut que

Iam confused on whether it would be to listen (ecouter) or to play (jouer), any opinions? what is the correct french word that fits the definition? what you do with a musical instrument regarder écouter jouer manger