Which method can you prevent rsi while using a keyboard?

keep the left-hand’s fingers on j, k, l, and ; keys.
rest the left-hand’s fingers on a, s, d, and f keys.
rest the right-hand’s fingers on a, s, d, and f keys.
rest the right-hand’s fingers on q, w, e, and r keys.

Convert and simplify the following sentences to conjunctive normal form (cnf): (a) (p → (q → r)) → (p → (r → q)) (b) (p ∧ q) → (¬p ↔ q) (c) ((p → q) ∧ ¬q) → ¬p

4. does the kernel phenotype distribution support the idea that the cob is the result of a dihybrid cross? what information supports your answer? if a dihybrid cross (i.e. f1 to f2 of standard mendelian crosses) is not indicated what conditions might contribute to this finding.

100 pts. first person gets brainliest