Cynthia has a headache. if she takes some tylenol, she'll feel better. she decides it's worth the effort to take some medicine. what type of reinforcement is this?

The type of reinforcement is positive because she is going along with her decision.

when the use of electricity burdens the fuse and miniarure circuit beakers and there is a possibility of a fuse then they automatically cut off the electricity supply to your homes and after you fix the problem u jzt switch it on and it continues the supply of electricity to ur homes

no. dot product   =0 when vecs at right angles