Can I start a generic/umbrella LLC if I don’t know exactly what I want to focus on?

I just want to start trying a few things to see what I think of different markets, and to see what kind of sticks for me. I’d like some light legal entity coverage, and I’d like to have something I could point to to get a business credit card with a specific bank I already have a relationship with.

Can I just start an LLC and make the name kind of nonspecific and on the Secretary of State form where it asks what kind of business, put something generic? Is this legal/ok?

Edit: when I was...

Can I start a generic/umbrella LLC if I don’t know exactly what I want to focus on?

from Can I start a generic/umbrella LLC if I don’t know exactly what I want to focus on?