I believe the correct response would be C. Increase in Gross Domestic Product. (GDP).
to answer your question i would said
true
Answer; B: Gravitate towards marriage
<span>Gene-environment (G/E) Correlation simply means that genotypes and the environments they find themselves in are related. Gene-environment correlations can arise by both causal and non-causal mechanisms. An intelligent married couple enjoys engaging in academically-oriented activities. when this couple has children, if those children go on to be academically successful, it might best be described to be the result of passive G/E Correlation.</span>