Final answer:
To grant account access to an accountant, click the 'User' icon, select 'Invite Accountant' from the 'Your Company' menu, and use the 'Invite Accountant' button.
Step-by-step explanation:
To give your accountant (instructor) access to your account on various accounting platforms such as QuickBooks Online, you would typically click the User icon, select Invite Accountant on the Your Company menu, and then use the Invite Accountant button. So, the correct answer to the question is b) User; Invite Accountant.