Select the most appropriate option to substitute the underlined segment in the given sentence. If no substitution is required, select 'No improvement' as your answer.

He is very much thank for your support.

The correct answer is option (1) very thankful.

Key Points

• Thankful adjective is to be used in the given sentence means feeling or expressing gratitude; appreciative (महसूस करना या आभार व्यक्त करना; प्रशंसनीय).
• Thankful is used with 'very' or 'very much' for paying the obligation to a higher or extraordinary situations as required.
  • Example - As I apply this to my career, I’m very thankful that I have a job where my work is valued and important to those around me, and beyond.
• The use of 'very much thankful' is usually avoided as use of 'very thankful' or 'so thankful' is sufficient for paying all the levels of gratefulness. 
  • At first, I was so thankful to be alive that I decided I was going to “live life to the fullest.”'
  • I told the poor fellow you were going to see his wife, and he was so thankful, that it did one's heart good.

Thus, the most appropriate option to substitute the underlined segment is 'very thankful.