TASK DEFINITION: In this task, you are given a sentence in the Spanish language. Your task is to translate the Spanish sentence into the English language.
PROBLEM: Respecto al abuso de sustancias por                 el adolescente señale la respuesta correcta

SOLUTION: Regarding substance abuse by the adolescent, point out the correct answer

PROBLEM: Reva Rubin identifica la conducta materna después del parto en tres etapas

SOLUTION: Reva Rubin identifies maternal behavior after delivery in three stages

PROBLEM: El principal estímulo para la secreción de secretina es la presencia en el duodeno de

SOLUTION:
The main stimulus for secretion of secretin is the presence in the duodenum of