Can we draw the following hypothesis from the context (see options)?

Context:

How to make buttercream filling<br>Place the butter in a mixing bowl and beat it until it is smooth and fluffy. Use a handheld mixer or a food processor with a whisk attachment. It will make things much easier.

Hypothesis: You have to beat the butter with your hands
OPT:
[I] Yes;
[II] It's impossible to say;
[III] No;
[III]