Answer:
True
Explanation:
Helen Keller did understood the word doll when Ms. Sullivan spelled it in Helen's hand. But however she confused the meanings of mug and water.
Meter-Yard Stick- And etc
<h2><u>Answer:</u></h2>
Neurotransmitter is the correct answer.
<h3><u>Explanation:</u></h3>
The neurotransmitter, additionally called chemical transmitter or compound flag-bearer, any of a gathering of synthetic operators discharged by neurons (nerve cells) to animate neighboring neurons or muscle or organ cells, in this manner enabling driving forces to be passed starting with one cell then onto the next all through the sensory system.
His example will show teachers