Answer:

Explanation:
In an atom, there is a dense center known as the nucleus. It is made up of two subatomic particles: <u>protons</u> and <u>neutrons</u>. The protons have a positive charge and the neutrons have no charge, so overall the nucleus is positively charged.
The third subatomic particles, negatively charged electrons, are located around the nucleus in a cloud.
The particles in the nucleus are
.
1: B
2:D
Those are the answers!
Hope this helps!
I am joyous to assist you anytime.
~Jarvis
Answer:
Hello There!!
Explanation:
I believe the answer is A. To meet needs through collective effort.
hope this helps,have a great day!!
~Pinky~