To select more than one sketched entity, you need to press and hold down the key on the keyboard while selecting the entities.

The answer to this question is Control(ctrl).

Explanation:

We use control(ctrl) key when we need to select multiple entities.

So when we want to select more than one sketched entity we need to press and hold the control key on the keyboard when we are selecting the items.

Hence we conclude that the answer to this question is Control(ctrl).

answer:   your ok

explanation: they are mean