Which XXX is valid for the following code?def calc_sum(a, b): return a + bXXXprint(y)

B cells arise in bone marrow and mature in ________

After a power outage, a motor controlled by a manual motor starter will automatically restart.

What type of thermal overload relay can generally be set for manual or automatic operation?

Consider the initial value problem \[\frac{dy}{dx}=(y-x)^2 \;,\;\;y(2)=0.\] Use Euler’s method with step size \(\Delta x = 0.5\) to estimate \(y(3)\).

Find the sum of the infinite geometric series \[27+18+12+8+\ldots\]

The ballooning out of an artery wall at a point where it has been weakened by deterioration is called a(n)​

What game show did we watch a video clip of that demonstrated adverse selection? 

Of the ten leading causes of illness and death, how many are associated directly with nutrition?  

Why is it recommended that overweight children NOT follow a low-kcalorie diet?