In this task, you are given a question and an answer, you would be asked to create the sentence based on the Question-Answer provided. It should be contained within the Question-Answer provided.

Example Input: Question: Approximately how many weeks does the fetal period last? Answer: 30 weeks
Example Output: The fetal period lasts approximately 30 weeks weeks.

Example Input: Question: When gas particles collide, what kinds of collisions are these considered? Answer: elastic
Example Output: When gas particles collide, these collisions are considered elastic.

Example Input: Question: Because atoms have equal numbers of positive protons and negative electrons, what kind of electric charge do they possess? Answer: neutral
Example Output:
Because atoms have equal numbers of positive protons and negative electrons, they possess a neutral charge.