B within an intersection or on a crosswalk
Answer:A
Explanation:Conceptual notetaking is the act of writing down information in the order it is given.
Hey there!
The main memory of a computer that includes RAM, ROM, and cached information that is accessible through the CPU is called primary storage. These memory/storage types deal directly with how the computer functions and runs. The other type of storage is called secondary storage and refers to storage that isn't directly connected to the CPU, such as the hard drive.
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C) data preparation.
Is the process of ensuring the accuracy of data and their conversion from raw form into classified forms appropriate for analysus
Answer:
X is in NP and Y is in NP-HARD ( A )
Explanation:
X is in NP and Y is in NP-HARD can be inferred from the previous statement made in the problem above because problem decision X can be in NP if it can BE reducible to a 3-SAT polynomial real time, if that can be achieved then 3SAT will be in NP since SAT is in NP as well.
also problem decision Y can be in NP-HARD if 3SAT can be reducible to it in polynomial time as well hence option A is the correct option