Who tryna send me some pron my stuff got blocked smh

Explain briefly why you cannot expect to find a previous version of every file with which you work.

Why would a programmer use the logical operator and in an if statement? a: when an action is to be taken that requires both conditions to be falseb: when an action is to be taken that requires both conditions to be truec: when an action is to be taken that requires the first condition to be falsed: when an action is to be taken that requires the second condition to be truei took the test and the answer is b.

List the five on-board vehicle subsystems