PLZ HELP ME I WILL GIVE YOU 30 POINTS

Exit what always affects measurement error in an experiment? a. investigator bias b. variability in nature c. instrument precision d. misreading the instrument

Natalie had random hand movements when she was two months old. when she was six months old, she used to grab a block with her whole hand. now at the age of ten months, she can grasp the same block with her thumb and forefinger. this sequence of growth in her hand and finger movements is according to the pattern.

To sciences do not agree on which type of grocery bag is better for the environment what is most likely to come out come out of the disagreement