This is a vague question as there is no one-size-fit-all product in mutual fund. The scheme and amount of investment best fit for you depend on your goal, your capacity to pay, your risk appetite and your attitude. All of these differ from person to person. Hence an efficient advisor will suggest the scheme most suitable to your needs and budget among other things stated earlier.
If you have a steady flow of income, he/ she may suggest you SIP mode for you to benefit from higher returns resulting from rupee-cost averaging. However you have a lump-sum amount at your disposal and time horizon long enough for you to gain from the power of compounding, he/ she may advise you to go ahead with a lump-sum investment too.