Well, learn to solve it, we will check only 2 out of 4 questions and that’s it!
Additional explanation: The first thing that I understood is wrong, so options 1 and 2 are wrong, and then it is common to options 3 and 4, so it is definitely correct. It was correct, so the answer is option 3
Indeed, where we said that 6+2=8 is one of the golden tips mentioned in previous nights about obtaining the number of the group of elements of category d of the fourth period.
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