In the plan of a proof, you should use the plan that was used on previous theorems. a) always b) sometimes c) never

Option B

Step-by-step explanation:

Proof planning : It is a method or technique for guiding the search for a proof in automated theorem proving.

Process of proof planing:

1. Constructs the proof plan for a proof.

2. Then uses it to guide the construction of the proof itself.

In the plan of a proof, sometimes you should use the plan that was used on previous theorems.

Therefore, the correct option is B.

it 2

step-by-step explanation:

8^1/3=2

practice. practice. practice.