Which of the Following Sequences Correctly Arranges the Steps in the Scientific

Which of the following sequences correctly arranges the steps in the scientific method from first to last?

A) Identify problem $\rarr$ formulate explanation $\rarr$ carry out research $\rarr$ communicate findings
B) Carry out research $\rarr$ formulate explanation $\rarr$ identify problem $\rarr$ communicate findings
C) Identify problem $\rarr$ carry out research $\rarr$ formulate explanation $\rarr$ communicate findings
D) Carry out research $\rarr$ identify problem $\rarr$ formulate explanation $\rarr$ communicate findings