What is the most logical next event?

How to use robinhood
Download the app.
Start by going to the app store and downloading the robinhood app there.
Get an invitation.

Possible answers:
(a). Robinhood uses an invitation system to ensure no errors occur as new customers join. When you receive an invitation, you will receive an email and a notification in the app.
(b). After downloading, type in " robinhood (). " if you're at home, tap on " wanna host? " to be invited to your house.
(c). In the red bar beside " admittance " at the top, tap " invite ". Open a window on the homepage.
(d). After downloading this app, get to know it a bit more and shop for a 3.0% membership in robinhood. Just after opening the app, click on the' invite to membership' button, which is located on the upper right corner of the app.
(a).