Select the atoms or ions with valid Lewis dot structures. The symbol C l is surrounded by eight dots, two on each side. There is a superscript minus sign to the right. The symbol A r is surrounded by seven dots, three pairs on three sides, and one single dot on the fourth side. The symbol S i is surrounded by four dots, one on each of the four sides. The symbol S is surrounded by six dots, two are paired at the top and bottom, and one each is placed on the sides. There is a 2 minus superscript on the right side. The symbol A l is surrounded by three dots, one each on three of the fours sides. There is a 3 plus superscripted on the right side. The symbol P is surrounded by four dots, one on each of the four sides. Note:Chemical bond are shown in the figure