Rewrite the following sentences to omit unnecessary prepositions and include necessary ones.

Examples

What type of network security is needed?

What type of network security is needed?

66. What style clothes is recommended for the formal dinner?

68. Where did the department head go to?

69. Wendy O'Leary graduated college with a degree in management information systems.

70. What type of return policy does zappos.com have?

71. Please write up her performance appraisal quickly.

72. Our appreciation and interest in the program remain strong.

73. When did you graduate college?

74. Where will the product development meeting be held at?

75. I didn't mean to wake you up.