Thanks for asking a question to Taaraka.
You have an open mind and you balance out all opinions with facts. Generally you will be pretty cool even in panic driven situations.
The fields of study which will be suitable to you as per your chart are technology and engineering systems which are generally complex to understand, such as Bio-Engineering, Artificial Intelligence, Data Analysis, Computer Sciences etc. You will excel would be pretty good in these fields.
There are some other fields also which would be suitable to you such as the fields of Aviation, Metallurgy, Mining, Oil and Petrochemicals, Fertilizers etc. You can excel in these fields as well with good success.
The 4th House Lord is Venus and is posited in 10th House in a Sign of Mars which will give good abilities and understanding of high end technology and engineering sectors.
Also 9th Lord Saturn has a full aspect on 5th House on Moon & Rahu which are again in the Sign of Mars; also Mars is in the Asterism of Aslesha lorded by Mercury which will give good analytical ability and proficiency with numbers.