Respuesta :

Answer:

B

Step-by-step explanation:

Stage 1: 10 exterior faces

Stage 2: 18 exterior faces

Stage 3: 26 exterior faces

Difference between stage 2 and stage 1: 18 - 10 = 8

Difference between stage 3 and stage 3: 26 - 18 = 8

The constant difference is 8. The first term (Stage 1) is 10.

Answer: B