Researchers have developed cars which navigate and steer themselves. Aside from cost, what is most likely the main factor keeping these systems from being placed on all new cars?
A) Production facilities
B) Time constraints
C) Driver confusion
D) Technological issues

A

Explanation:because since not all of them hove the sa

me program the pro duction is  slow

it is to be noted that an alpha particle is an helium nucleus. so it contains 2 protons 2 neutrons and has a mass number of 4. when alpha decay particles are ejected from the nucleus it gets transformed into an atom which has atomic number less than 2 and a mass number less than 4.

an equation that could represent alpha decay is radium 226 decay of alpha particle forms radon 222.

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