Select the correct answer from each drop-down menu. What challenges do investigators face when conducting a scientific inquiry?

Scientific inquiry is not easy to implement because of several factors. One of the problems is taking into consideration all the 1) and deciding which ones to standardize. Another problem investigators face doing experimentation lies in 2) the evidence.

ANSWER OPTIONS:

1.

A) data
B) variables
C) observations

2.

A) collecting
B) observing
C) interpreting