I believe the answer is
A.surgical preparation
I hope it helps!
They <span>took an active interest in Egypt.</span>
The main way in which the Marshall Plan impacted the European economy in the post-World War II era was by providing billions of dollars of aid to make sure that Europe didn't fall into the kinds of conditions that lead to tyrannical leaders.
For the answer to the question above, e<span>ven though the majority of birds after 1977 had deeper beaks, there was still variation in beak size in the population. As seed type and seed availability changed, birds with beaks suited to exploit abundant seeds had higher reproductive success.</span>