B.
because hes doing multiple things in 1 job
Answer:
Q1: (a)

so

Q2:

this is the radius in meter
diameter = 2r
in this i don't know which choice is the right answer
Q3:

so

again there is no correct answer
Answer:
Honestamente yo no se cual es la pregunta que escribiste
They would identify the frogs by looking at their DNA and the genetic material
A. water is the universal solvent.