Answer:
The correct answer to this question is option a) 87, 65, 43, 21.
Explanation:
x86 is an Intel CPU construction that originated with the 16-bit 8086 processor.
The expression "x86" is used commonly to refer to any 32-bit processor compatible with the x86 instruction set.
The x86 architecture has a number of new features while staying almost entirely backward-compatible, which is a noteworthy achievement. That is why sequence 87, 65, 43, 21.
The vast margin of personal computers has x86 CPUs.