PLS HELP MEEE :OoOoOoOOoO

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

2. sketch the inside of the bean nodule, and describe or label what you observed with the hand lens.

20 the main source of energy for our planet comes from the