Nerve impulses are transmitted across a synapse by .the opening of the K and Na gatesthe opening of the Ca gatesthe release of a neurotransmitterthe opening of the K and Na gates AND the release of a neurotransmitterthe opening of the Ca gates AND the release of a neurotransmitter

Hello!

Explanation:

A nervous impulse is transmitted across the synapse from a pre-synaptic neurone to a post-synaptic neurone through the use of neurotransmitter diffusion.

burning fossil fouls really decrease the carbon in the atmosphere so b

your answer would be a, maximum exploitation of resources.