Please help: describe the data to be collected, is the q look at the pic

Construct an explanation about the function of mitosis for multicellular organisms

Depending on the organism the number of in a cell may change

The table shows dates and appearance of index fossils. which rock layers can be dated most precisely? a) a layer containing both a fossil 4 and a fossil 3 b) a layer containing both a fossil 2 and a fossil 3 c) a layer containing both a fossil 1 and a fossil 4 d) a layer containing both a fossil 1 and a fossil 2