It is a read mostly memory that can be electronically written into any time without arising prior contact a. ROM
b. EPROM
c. cache
d. EEPROM​

d. EEPROM

Explanation:

EEPROM stands for Electrically erasable programmable read-only memory which is characterized as a non-volatile working memory chipset capable of storing information and distaict on terms of its stability and data retention capability. EEPROM's are very advantageous and provide several up features than most other chipset. The retention ability of information on EEPROM'S such that initial content remains intact while writing even when power is removed. Other memory types mentioned also have their own features, however. EEPROM best suits the description.

answerthey protect the head and neck in rear impacts;