Exercise 1.3.9: Translating English propositions into logical expressions. info About Use the definitions of the variables below to translate each English statement into an equivalent logical expression. y: the applicant is at least eighteen years old p: the applicant has parental permission c: the applicant can enroll in the course (a) The applicant is not eighteen years old but does have parental permission. (b) If the applicant is at least eighteen years old or has parental permission, then the applicant can enroll in the course. (c) The applicant can enroll in the course only if the applicant has parental permission. (d) Having parental permission is a necessary condition for enrolling in the course.