I need the entire sentence for context before I can answer the question. All of these options could be a subject, but you need to give context.
You start out with who you are you say your name and age. then you put why your emailing the person and explain what you situation or story then you end it by thanking then and hoping they will respond
C. irrelevant means of topic, doesn’t make sense with what’s going on, not useful
I think the best answer would be A
evidence and proof is important to support your credabilty
Answer:
ICT can be used in various ways where it helps both teachers and students to learn about their respective subject areas. ... It also helps teachers to design their lesson plans in an effective, creative and interesting approach that would result in students' active learning.
