Which set of numbers gives the correct possible values of l for n=3

i'm hoping this is like a multiple answer question. if it is then it would be, the location of the plants and also the height of the plants since one she wants to know where in her garden the chamomile grows best. but also to see which plants grew better in the location she also has to measure the plant itself. (if you can only choose one answer than it would be c).

answer; /// i do believe that the correct answer is (c)nuclear bond

the answer would be a

practical process described pest part of scientific investigation.

because practical knowledge is powerful then therotical knowledge.