What are the missing letters in these words? C

What are the missing letters in these words? C

[style]2[/style] [question] [{ 'title': 'What is the missing letter?', 'image':"https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEjsvD-gHr9buGvRaus3yQgghMSF-RASGwDcoaFTbZkATACzKTQH06_gbwYxGD_AgNiy8Fnnhl89toZwNxdqj5FiOk9ZoaEmahLRyOfTDWq0MfT8RKllodGZtt_zxdUS9cVtDUGMGXhWqgwSmRfITiu3HmP9lG6LHFFBg-ddnCJ5hecrVwI13pbg-ugf/s600/1.jpg", 'answer': [ "__C", "B", "A", "F" ] }, { 'title': 'What is the missing letter?', 'image':"https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEg5sMb43_unjehTVcq9heUmyvC-4oSbF2rJWAGSMYzq474wwF2i5q9VAXEBOapr155E7eI81Wh0P4pTwAES6hLrLo3mwBfduTC3Urn1B6VdjJfrLAkk3Hh7cZjE_F0hufhNLp3ELPPpJOSmeqPQjxhOv3kkrmf6zXh0zX7FAFltDM-KMb4xMgA47mXw/s600/2.jpg", 'answer': [ "E", "__I", "C", "D" ] }, { 'title': 'What is the missing letter?', 'image':"https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEjzx-g4zUIlRYeCHjXNRxzZZb3ZEmBtQI0AjBga5jBJmgMJ2jqsFTv3RPQgbiiMblHTE3fJEHqkFz9_lCqDTkZ9Hf47iWa-NguDS153Z7z9732Z5TpLcG-SlcwlsGWit20YhdviRN_nbq6xlI5_UaESTElaYTfY6W4UzxxEevbrKkJKS3Q06T6x6FOf/s600/3.jpg", 'answer': [ "P", "T", "__H", "A" ] }, { 'title': 'What is the missing letter?', 'image':"https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEiHODx51ppbwVhB2j97BcAh4coa9oNqfLat15zerLF6eF4NOKgH4u2MLZSENwiYSTyU3wmLg3t7d_Q8vC6U_9BbB49UhTLvV7p-8YUvpThvC1vUVMWngRKIAS5J3f48r0HMIgYy7FlCwJAnKNIUsy_0yshLHt4WyT_a9NhCGkg0yLPgLlGKS6dml1fz/s600/4.jpg", 'answer': [ "H", "T", "I", "__G" ] } ] [/question]