What is the most logical next event?

How to make easy rocky road using digestive biscuits
Combine the chocolate, butter and syrup in a pan over heat.
Stir till you get a thick glossy chocolate mix with no lumps. Reserve 60ml of this mixture in a jug and put the jug aside.

Possible answers:
[a]. Crush the digestives in a freezer bag with a rolling pin. Leave some larger pieces to add extra crunch.;
[b]. In the microwave, add the sugar, oil and water. Cook gently for about 45 seconds, (so the mixture glistens).;
[c]. Carefully pour the mixture into the prepared pan and stir. Make sure not to let it get too thick.;
[d]. Shape each spoonful of chocolate mixture into a log 9 inch x 13 inch cylinder. Add a generous tablespoon to each doughnut making 28 oz.;
[a].