Answer:
umm I can't understand this I'm very very sorry but please put me on the brainliest
The term is normally applied to a group of between six and nine elements (boron, silicon, germanium, arsenic, antimony, tellurium, and possibly bismuth, polonium, astatine) found near the center of the P-block or main block of the periodic table.
True. is the answer to your question
The most commonly used algorithm is RSA
The agent of erosion is the pressure