1. Preference

2. Price

3. Place

4. Promotion

1. ২৭,৫০০ টাকা

2. ২৫,০০০ টাকা

3. ১০,০০০ টাকা

4. ২,৫০০ টাকা

1. Time Bill

2. Sight Bill

3. Inland Bill

4. Foreign Bill

1. He was absorbed in thought

2. He went deep to the mind

3. He was lost to thought

4. He was lost in thought

1. in

2. on

3. for

4. by