CREATE TABLE table_44872 ("Year" FLOAT, "Country" TEXT, "Course" TEXT, "Location" TEXT, "Total score" TEXT, "To par [a ]" TEXT)

What is the country with a course of merion golf club, and a to par [1] of e?
SELECT "Country" FROM table_44872 WHERE "Course" = 'merion golf club' AND "To par [a ]" = 'e'
SELECT "Country" FROM "table_44872" WHERE "Course" = 'merion golf club' AND "To par [a ]" = 'e'