Using AVR Assembly Language:

A.) Add and subtract two numbers showing result in a register. B.) Multiply two numbers showing result in a register. C.) Negate a register and set bits in a register. D.) Clear a register. E.) Transfer a number from a register to an SRAM location. F.) Transfer a number from an SRAM location to a register. G.) Copy one register to another. H.) Conditionally branch to another part of the code. I.) Unconditionally branch or jump to another part of the code. J.) Set and Clear the carry bit in the status register. K.) Swap the two nibbles of an 8-bit register.