Audit u/s 44ab or 44ad

No...

As per sec 44AB Tax Audit limit is Rs 1Cr...

As per sec 44AD (Eligible Assessee and Business) Taxpayer can file upto 2cr. But, Profit will shown 8 percentage.

So,
As per Your query You can't avail sec 44AD. So, Only option is sec 44AB.

As per amended provisions of sec 44AD(wef 01/04/2017),if any assessee who has opted 44AD must not come out of that section for 5 assessment years succeeding the first assessment year in which he chosen 44AD.so if you have chosen 44AD in FY 2016, then for the FY 2017-18,you must offer your income under sec 44AD otherwise your accounts are required to be audited under sec44AB as per sec 44AD(4).since you are offering your income in the current year as per sec 44AD& the turnover is below 2 crores there is no requirement of audit under sec44AB.just check whether sec 44AD(4) applicable to u.