Who is pregnant?

“You are what? You are what? Say that again; I love how it sounds.” Alpha Nelson's mom said the joy in her knew no bounds. The anger in her has vanished all of a sudden, and her face was beaming with a smile. She was actually even dancing; the joy was too much for them to not celebrate. This was what they had always wanted, and now it seems like a dream come true for Alpha Nelson's parents. “Rita!! Rita!!” Alpha Nelson Mom yelled one of the maids' names in happiness. “Yes, Ma! I'm on my way.” The lady's voice faintly said; it was obvious she was still far from the sitting room. “Get the champagne and some glass cups! We need to celebrate; we are welcoming babies soon.” Alpha Nelson's mom said. “Okay, Ma! I will do that immediately!” Rita, the maid she had called earlier, said and bowed curtly before heading to the bar in the sitting room where wine, juice, and alcohol drinks are kept. “Yes mom, we are welcoming twins.” Sophia said, grinning and running her stomach as she watched Alpha